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0-军队文职考试《数学1》模拟预测8-325670_军队文职(1)_01.军队文职真题-专业课_(全)版本一(历年真题+章节练习+模拟题)_数学1(军队文职)_预测模拟_纯题目

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军队文职考试《数学1》模拟试题一
即刻题库 www.jike.vip
1 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 95px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3563313634k/5c1649bb7d6fd886d4e28e07e
a1dbcc1.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 147px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3661323839k/6a289048f86c575444c98a9c6a
f9fd9f.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 130px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6432363632k/d2662fb42c939ab27cc7018795
e07a4a.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 102px;
height: 43px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3666303338k/6f038d8a992e168eb430a8daaa
9ebce6.png">
2 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 398px;
height: 31px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3066636233k/0fcb376a890e116466e7ba143a
f1bf0f.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 479px;
height: 78px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3831613433k/81a43dd6a31fd92d3a92ecaf75
c4fd15.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 550px;
height: 70px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3064333964k/0d39de35fcc79baaaab426d8fc
16ef91.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 438px;
height: 68px;"src="https://cdn.jike.vip/tiku-pic/img/2/t3538303838k/580886b6c05cebb89e4c379ea
8d885e1.png">
3 、 单选题
A : 3
B : 0
C : 2
D : 6
4 、 单选题
设随机变量X服从指数分布,则随机变量Y=min(X,2)的分布函数()。
A : 是连续函数
B : 至少有两个间断点
C : 是阶梯函数
D : 恰好有一个间断点
5 、 单选题
A : 必是奇函数
B : 必是偶函数
C : 是非奇非偶函数
D : 可能是奇函数也可能是偶函数
6 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 39px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3035306334k/050c42f3d62c0852062ef3f146e
1989f.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 71px;
height: 25px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6632303163k/f201c3d65f009f7761d61bfc399
bd5f9.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 83px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6432386636k/d28f6b36c9e96e60cadb5447ea
fab281.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 89px;
height: 25px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3732646662k/72dfbd26c8d7d78d8d8be7b514f2c0b9.png">
7 、 单选题
A : 0
B : <img style="max-width:100%; height:auto;" border="0" style="width: 32px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6261623235k/bab2500e8d57d00a5801010eb
3b7d604.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 31px;
height: 21px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3664333333k/6d33325716f1a530350c9147ae
7a1b66.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 33px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3535326361k/552ca1dc0d56239e8e90b5289
db860bd.png">
8 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 18px;
height: 18px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3230643234k/20d2473fe026e805b69cb6a01
d268a69.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 45px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3263323030k/2c2001d977563fda0b6a92bc48
4886e0.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 21px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6535653836k/e5e862ff8838323ed761a7a6a7
654fa0.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 28px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6666376361k/ff7ca8c3333f1130da867c18d9f
542cb.png">
9 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 53px;height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3632313032k/62102c23384f802ca838accda9
255f78.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 63px;
height: 17px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3831383262k/8182b08d268b0c169792cd973
3e0a979.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 39px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6266663639k/bff69f5a0d37dcd3ddb4dd55bf
a19e7d.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 53px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6234643732k/b4d72e3cd1a70660fcb37070cc
2df9cc.png">
10 、 单选题
A : 处处单调减小
B : 处处单调增加
C : 具有最大值
D : 具有最小值
11 、 单选题
A : 0
B : <img style="max-width:100%; height:auto;" border="0" style="width: 20px;
height: 19px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3132383439k/1284925410e71b3e6a165aa98
b6a5957.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 16px;
height: 18px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3038306337k/080c71a406c3ad90b715e3fb44
fbace7.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 27px;
height: 19px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6431333366k/d133f213c7782e5f8b3f93977f8
96992.png">
12 、 单选题A : -3
B : -1
C : 0
D : 不存在
13 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 76px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6261663730k/baf70b8d21c399890a96efb1d3
f5fa29.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 64px;
height: 38px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3839613038k/89a083b579794da77b92e0720
18c5fac.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 77px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3331313832k/311829114700e573747c8fca53
c61078.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 61px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3363626233k/3cbb35b27e79c2e5417b4ba24
8900785.png">
14 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 100px;
height: 46px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3732376335k/727c5d1ab8989edfbb78d95def
c68cfd.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 90px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6535653235k/e5e253558b51ca505c637a380
dfff896.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 84px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3763613663k/7ca6cef13c093b375c851fac6d6
59d34.png">D : <img style="max-width:100%; height:auto;" border="0" style="width: 103px;
height: 45px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6330306138k/c00a8991d2453eea949a46bef5
e6f65b.png">
15 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 89px;
height: 28px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3763323163k/7c21c704c33e776af6be38d850
5df121.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 239px;
height: 27px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3336313837k/36187cae0917f48c34ddbe4b37
b8e4e4.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 107px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6563353766k/ec57f5977741f126d7ed376c75
1abfdd.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 237px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3036353166k/0651f341250745724d3b2cb95
4b06ce3.png">
16 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 99px;
height: 35px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3762353433k/7b54326923599b54ca464604af
2d6981.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 111px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6532336230k/e23b0c487a4a2290c38e925c32
632820.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 108px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3466306565k/4f0ee501dd70e3285eb549a5ea
6e2a38.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 124px;
height: 48px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6364353932k/cd592f89196c0901b1e8ddfff0e
23e76.png">17 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 266px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3566636636k/5fcf6c1174645ec228d1d750f35
b9d98.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 266px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3662356639k/6b5f98346227c1c0d80e850e09
50abed.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 267px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6135393863k/a598c587c24f533b63b8743dda
8d7aca.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 266px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6563383061k/ec80a38c8c7c1d7e85225e2b2c
b394a3.png">
18 、 单选题
在对单个正态总体均值的假设检验中,当总体方差已知时,选用()
A : <img style="max-width:100%; height:auto;" border="0" style="width: 67px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3832346339k/824c98eeb4886511d3ab68319
9b2c0d8.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 66px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3030386433k/008d33beabce8ee80f01c9220c
fa7daa.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 64px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3636626238k/66bb84367e53c2f89e578c0964
b9964d.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 72px;
height: 29px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6335613339k/c5a39b4c63d155833141f7d95b
fbbc5d.png">
19 、 单选题A : <img style="max-width:100%; height:auto;" border="0" style="width: 95px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3166333138k/1f3188f0ea3cb3510f4bc4b853f
dee90.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 126px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3438343263k/4842c37569e708aa5d6979757
da1ea2c.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 107px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3266383733k/2f87304dd55b58a8009e2010a
5287dbc.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 138px;
height: 21px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6338613430k/c8a4054198f0c83056ffde71e76
b452f.png">
20 、 单选题
A : 较高阶无穷小量
B : 较低阶的无穷小量
C : 等价无穷小量
D : 同阶但不等价无穷小量
21 、 单选题
A : 0
B : 1
C : 2
D : 3
22 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 235px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6136343231k/a6421f52b8a2d530692d8e4ca2
79937f.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 236px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3665393965k/6e99e63f9d01935aa49b9f7495
fd2ba6.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 218px;height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6430363732k/d067202dae5f4bff4dafbc6b76e
f9b2b.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 221px;
height: 20px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6566383766k/ef87f9d468144120faeb387151
943d15.png">
23 、 单选题
A : 没有拐点
B : 有一个拐点
C : 有二个拐点
D : 有三个拐点
24 、 单选题
A : F(x)
B : -F(x)
C : 0
D : 2F(x)
25 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 35px;
height: 19px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3934383930k/94890a5dc5b10a2d9aa2729f76
f1e25e.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 31px;
height: 16px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3064613561k/0da5a0ecbdaa97adf28e08861b
95e1a6.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 17px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3230303436k/200464b2c9c41211cde80713a5
90ee19.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 31px;
height: 37px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6639343138k/f9418b8d5398a6942c929ff26a
6afc1c.png">26 、 单选题
A : 不连续
B : 连续但左、右导数不存在
C : 连续但不可导
D : 可导
27 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 117px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3333376335k/337c5a95b558ae99a7f4c066e7
969846.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 123px;
height: 38px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6639646566k/f9defd3c455ad96ca4dfa28a532
d20e0.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 132px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3363373262k/3c72b744eeb4b44c6d9a74147
1b398e8.png">
D : 无意义
28 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 32px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6238313231k/b81218ba5bbeb066811797cc9
07348d0.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 36px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6131346332k/a14c25a0cefea6de3ab58cffc3a
79443.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 32px;
height: 21px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6131353533k/a155377fd49dae55828b0e667
817ec63.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 37px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3135653363k/15e3c99d4e8ac55debca212b1
076b72b.png">29 、 单选题
A : 必定收敛
B : 必定发散
C : 收敛性与a有关
D : 上述三个结论都不正确
30 、 单选题
从1、2、3、4、5这五个数字中等可能地、有放回地接连抽取两个数字,则这两个数字
不相同的概率为()
A : <img style="max-width:100%; height:auto;" border="0" style="width: 18px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3231363438k/21648e61ca6f6ea1147a8f03cd
4906fe.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 22px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3562396134k/5b9a42534cd5ab832b7afea0cb
68013e.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 28px;
height: 42px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3932636363k/92ccc1bf6e36a3124036069fa7
7846f0.png">
D : 以上都不对
31 、 单选题
A : ∞
B : 1
C : 0
D : -1
32 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 154px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6137646432k/a7dd2e89eb775c2e04d6c7ad2
3b41fd6.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 188px;
height: 25px;"src="https://cdn.jike.vip/tiku-pic/img/2/t3436303537k/460575f9dbca1716098915eb11
4bc244.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 219px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6161376464k/aa7dd2c7d0b30fe307600f9e2c
7fd13c.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 202px;
height: 25px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6130663865k/a0f8ea9ab14d1805406cd90be0
2afffb.png">
33 、 单选题
已知二维随机变量(X,Y)服从区域[0,1]×[0,1]上的均匀分布,则()。
A : P{X>0.5}=0.25
B : P{Y>0.5}=0.25
C : P{max(X,Y)>0.5}=0.25
D : P{min(X,Y)>0.5}=0.25
34 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 239px;
height: 45px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6332313365k/c213ee2abbf296e83d8dd1836
9e0018d.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 240px;
height: 42px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3936613833k/96a8318549719cd92f2ae8ddfa
8cc1d7.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 237px;
height: 42px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3163613732k/1ca721f73c1392ba343b8fb808
a1ab8a.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 245px;
height: 43px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3036336562k/063eb0ecb4bb6d4b9bf5bddf9
024f216.png">
35 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 53px;
height: 28px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6466313764k/df17de2711766820abcb77b0ef
9cb8da.png">B : <img style="max-width:100%; height:auto;" border="0" style="width: 66px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6639313834k/f91841b983a8743b803889dbb
0640292.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 45px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3532363338k/52638699ed1494f596ceb91347
8d32ac.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 58px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3137373861k/1778a36fc02c4405e4037968a8
4bd8ec.png">
36 、 单选题
若向量组α,β,γ线性无关,α,β,σ线性相关,则()。
A : α必可由β,γ,σ线性表示
B : σ必可由α,β,γ线性表示
C : α必不可由β,γ,σ线性表示
D : σ必不可由α,β,γ线性表示
37 、 单选题
A : ab/3
B : ab/4
C : ab/5
D : ab/6
38 、 单选题
A : 方差分析的目的是检验方差是否相等
B : 方差分析中的假设检验是双边检验
C : <img style="max-width:100%; height:auto;" border="0" style="width: 500px;
height: 50px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3933313230k/931202ebd6b11c33098e2d06f
06d0dab.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 492px;
height: 49px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3364623337k/3db37569f883acc9f0338e24d3
78a809.png">39 、 单选题
A : 2
B : <img style="max-width:100%; height:auto;" border="0" style="width: 25px;
height: 46px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6330633966k/c0c9ff889c6143a54bf4a51f262f
abdb.png">
C : 1
D : -2
40 、 单选题
A : 相互垂直
B : 斜交
C : 相互平行
D : 异面
41 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 161px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3963643861k/9cd8af225fa1f78794585b4c7c9
68836.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 220px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3431613639k/41a69ad9a0a6d5cc5ac5ae6804
ec11fd.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 224px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6436663561k/d6f5a2d8983cd60a7df069f57d
31c1ab.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 227px;
height: 35px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3665306238k/6e0b87c45e797d47bed12aba9
3195bc5.png">42 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 53px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3266373962k/2f79baa46835461b39e336ee61
e1d0dd.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 46px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3330373763k/3077c30c41ce380a3c3cb1c922
6f0b3c.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 42px;
height: 28px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3731393130k/71910e40e06943dd7134ae418
2fee9a8.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 36px;
height: 22px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3961653232k/9ae2250f8cc1dabb989a1b7c46
13bb95.png">
43 、 单选题
A : (I)相关==>(II)相关
B : (I)无关==>(II)无关
C : (II)无关==>(I)无关
D : (I)无关(II)无关
44 、 单选题
下列命题正确的是()
A : <img style="max-width:100%; height:auto;" border="0" style="width: 323px;
height: 56px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3235306435k/250d506721623946f68e0c43b9
0ca7eb.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 324px;
height: 53px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6566366165k/ef6aef76604941ba2ea84809a5
98f624.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 355px;
height: 51px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3939663735k/99f75631cd7768383d0d5b0a2
e061e4c.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 324px;height: 53px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6436616330k/d6ac0ab175c474e365332dbc7
80c5aef.png">
45 、 单选题
A : 为所给方程的解,但不是通解
B : 为所给方程的解,但不一定是通解
C : 为所给方程的通解
D : 不为所给方程的解
46 、 单选题
A : xy
B : 2xy
C : <img style="max-width:100%; height:auto;" border="0" style="width: 72px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3035636338k/05cc8f655ff6df451d614c1ce1b
09d02.png">
D : xy+1
47 、 单选题
A : 极限不存在
B : 极限存在,但不连续
C : 连续,但不可导
D : 可导
48 、 单选题
A : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6466656339k/dfec9bd1b3a33a70b05e4b1802346620.png">
B : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6265626439k/bebd914f552748af994f8766d1
ade803.png">
C : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3730363830k/706804d0895bc0ad56a2bdc9a
6ba1f74.png">
D : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3332623366k/32b3f7e32e53cb73247efce97b
578486.png">
49 、 单选题
A : 1/12
B : 1/8
C : 1/6
D : 1/2
50 、 单选题
投掷两个均匀的骰子,已知点数之和是偶数,则点数之和为6的概率为()
A : <img style="max-width:100%; height:auto;" border="0" style="width: 20px;
height: 44px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3932633033k/92c03daa9eebf695bef901b4ed
553b98.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 13px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6539343632k/e94621ec8f37c41a4fc68d4170
1d1e50.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 19px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3461623636k/4ab66c0a2f7bf549e95743308e
e39e59.png">
D : 以上都不对51 、 单选题
设y=f(x)在(a,6)内有二阶导数,且,f″>0,则曲线y=f(x)在(a,6)内()
A : 凹
B : 凸
C : 凹凸性不可确定
D : 单调减少
52 、 单选题
A : P(AB)=0
B : P(AB)=P(A)
C : P(A)+P(B)=1
D : P(AB)=P(A)P(B)
53 、 单选题
设f(x)为区间[a,b]上的连续函数,则曲线y=f(x)与直线x=a,x=b,y=0所围成的封闭图形
的面积为()
A : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3237373330k/27730ff7c3ca2caf431a771688e
43ba3.png">
B : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6366393865k/cf98e11ccda80e3e72ead2505e
3bd621.png">
C : <img style="max-width:100%; height:auto;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3463393866k/4c98fd78eae8ac3ed3564b62ba
57028d.png">
D : 不能确定
54 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 108px;
height: 26px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3239653036k/29e06f05901e1184d4189f719a
7c0e5c.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 100px;
height: 27px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3163653336k/1ce36904fbb0a72a7dacab9276
203897.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 87px;
height: 31px;"src="https://cdn.jike.vip/tiku-pic/img/2/t6262616261k/bbaba2e63ae8d2972765a0e76
add2d27.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 89px;
height: 27px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3633363336k/636362d884569e962cbf3b4c42
8cb0e1.png">
55 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 59px;
height: 29px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6263323461k/bc24aeafdf02e90ceaf4c3c782d
0b734.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 62px;
height: 24px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6463336362k/dc3cb0e9b9f6399d270d06be5
708a968.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 85px;
height: 25px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3563643234k/5cd24633b1e847c9a51223963
bf6330d.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 73px;
height: 23px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6136383565k/a685e9991a788f55a09cee73c0
c4af8b.png">
56 、 单选题
设随机事件A与B相互独立,且P(B)=0.5,P(A-B)=0.3,则P(B-A)=()。
A : 0.1
B : 0.2
C : 0.3
D : 0.4
57 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 49px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6231316134k/b11a40635f886001fca6adc006
1fdcb9.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 59px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6132366263k/a26bcaf0acc47afe261289eceb3c1149.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 75px;
height: 41px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6438333061k/d830ab7c1dd83ab5a907c48e3
85c21d2.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 85px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3064326538k/0d2e8b3337cd9a19b46e985f6a
7f1b42.png">
58 、 单选题
A : 适用
B : 当常数a,b取适当的数值时适用
C : 不适用
D : 无法判别选择题
59 、 单选题
A : 当1-a缩小时,l缩短
B : 当1-a缩小时,l增大
C : 当1-a缩小时,l不变
D : 以上说法均错
60 、 单选题
A : 绝对收敛
B : 条件收敛
C : 发散
D : 不确定是否收敛
61 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 139px;
height: 31px;"src="https://cdn.jike.vip/tiku-pic/img/2/t3838386230k/888b001382b6c8e820e011c10f
b6c6e9.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 150px;
height: 27px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3764666237k/7dfb7f919c7d7a1a44aacd085d
171295.png">
C : 未必是二维正态
D : 以上都不对
62 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 29px;
height: 49px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3639336434k/693d4f7195abfd60410ba073ec
e59064.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 52px;
height: 50px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3462623238k/4bb283f7b24dd84db92c76df25
521553.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 31px;
height: 51px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3530333133k/503130e0c40ea08388820aef74
2aea5c.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 43px;
height: 50px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3930313834k/90184fd9552d48c77d510baf91
f9d591.png">
63 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 41px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6463353763k/dc57c9ee3445a3a7894d54859
9db899a.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 22px;
height: 39px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3539633135k/59c15c1841becd86811729816
4668a87.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 37px;
height: 42px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3135656263k/15ebc45794f4024f38e1acb58d
1fdfd6.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 21px;
height: 44px;"src="https://cdn.jike.vip/tiku-pic/img/2/t3431636434k/41cd4781aded2c32883330195
aa031ab.png">
64 、 单选题
A : 1
B : 2
C : 3
D : 4
65 、 单选题
A : <img style="max-width:100%; height:auto;" border="0" style="width: 129px;
height: 35px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t6333353561k/c355ad3d30942f3e9aad737088
491597.png">
B : <img style="max-width:100%; height:auto;" border="0" style="width: 128px;
height: 34px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3864633233k/8dc235e08fee7026d7c30f24da
a85f55.png">
C : <img style="max-width:100%; height:auto;" border="0" style="width: 141px;
height: 40px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3133633337k/13c37074a7ae99502c12db907
2de91fa.png">
D : <img style="max-width:100%; height:auto;" border="0" style="width: 128px;
height: 34px;"
src="https://cdn.jike.vip/tiku-pic/img/2/t3966326538k/9f2e8a6ba4935449f1af294ea3
07a11b.png">