第五章 三角函数单元练测(一)-2023-2024学年高一上学期数学人教A版(2019)必修第一册

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第五章  三角函数单元练测(一)

考试时间:120分钟   满分:150分

一、单选题:本大题共8小题,每个小题5分,共40分.在每小题给出的选项中,只有一项是符合题目要求的.

1.下列说法中正确的是(    )

A.锐角是第一象限角 B.终边相等的角必相等

C.小于eqIdb2ff7caec4fdd8fb54a3ffbff9692414的角一定在第一象限 D.第二象限角必大于第一象限角

2.若角eqIde170f206fdbbd834aad7580c727e2cc6的终边经过点eqId1e5741d8a97530a7f80780e1a63a417c,则eqId38dd8aad9cfb5e1fe2a45d80923f1571(    )

A.eqId7294f5ae2a24ff42e84cd9773b2a7287 B.eqIdaf6ddf31b7d9225a4239883af72d153b C.eqIdeac97e6740365c85ad857aff85cefbe5 D.eqId94f8657de54481172ca9179c88c0c4c7

3.已知角eqIde170f206fdbbd834aad7580c727e2cc6的顶点为原点,始边为eqId81dea63b8ce3e51adf66cf7b9982a248轴的非负半轴,若其终边经过点eqIddb58924c34474abbb75f56c9e60e61b6,则eqId3efb64d90e829d0e50b4313df78584dd(    )

A.eqIdb0a6a11ede71f4f9d083d7e0cb8c06c0 B.eqId04a6ab7350ee7fa6d0220722fd56968c C.eqIdcad2663a2a897e54980143b58dcffe8b D.eqId440a8b59756f19f7991ffc3dc9af3979

4.若eqId0cc9cfe7478a6a861fdbc632936f9522,化简:eqId46dbb11c5eac819ed1506ffa551328d0(    )

A.eqIdca18855905a6ebd4fb37505f6dab4da8        B.eqId8c64ff1e1c9533ec400cb58d7817da50          C.eqIde044ef1d47aa9caa876a22692f792026        D.eqId3f010d99c3d9573bed75af1138f2b67f

5.已知eqId064342de8e8ff954b7523a513957cd95 则eqIdb572eda818c9ab7aa1569dab9f991f01=(    )

A.eqId9868f77d5ab5073b6145f1c6d272122e B.eqId35ca4419cbe7c3dc2e40d0a17c9cad24 C.eqIddee14db57f0c762aad845cf5b4a243c0 D.eqId71d141e18938319cc05063d29c111557

6.下列大小关系中正确的是(    )

A.eqId337275f344de23644aee6140622af4c7 B.eqId472298984fb1e4b398de6f32fec04195 C.eqId93d1601bfbce663f03b0b49cd2f6c3cd  D.eqIdce4ffb8917f06ffd7f9d6926e98fe286

7.已知函数eqId2e5c42aa5d5b8c948f3b74b05105ecd3,eqId73e0c1abf0378a7f5d79672f622b275e的值域为eqId2bd2993f6583edb4693a760f3f276a66,则实数eqId0a6936d370d6a238a608ca56f87198de的取值范围为(    )

A.eqIdcb935734bfd51c3338f223934a668e29 B.eqId5db5647cb1728457c6b773168a5c0d11 C.eqId853466f9e999c50062ddab8d96b89d46 D.eqIdcb5331139f6ab5f6fc526e5a514a442e

8.已知函数eqIdd0b3345b0fb43f1803c60d5a3ea88c97在eqIdf0b909bbcdcb41be76adc4b5e9544a59上单调递增,在eqId33aea993852b1714b56297b1696abf4a上单调递减,则eqId074c228ffc7b1e306f8410afe7bc4b5c的取值范围是(    )

A.eqId0a1efc18506ff62273b4f48d459b65b3 B.eqId7c11e020001f4e66dc5e7e57d1c76876 C.eqId4fb3eb50bf28e28d3c6617fc438fc490 D.eqId4fafa1f849e7360c28f72b80417a5cd3

二、多选题:本大题共4小题,每个小题5分,共20分.在每小题给出的选项中,只有一项或者多项是符合题目要求的.page number 0


9.函数eqId5f4f411205eb3e49a7b52c9ce7bb1a03在下列区间上单调递减的有(    )

A.eqIdf27864db5c010de199b9740b79551d8e B.eqIdde51515db2bd158da21406ce134b2efe C.eqId6a6b9a94c4398b6874b1a8fc4e8567d2 D.eqIdf924ed4cdfd500bb4cc67baf16099850

10.下列化简结果正确的是(    )

A.eqId4a8d157c7343e35b81b65427487f8d7b

B.eqId923a82f5a9d6a08df6002b53d6461303

C.eqIde7140fafc3ba6c2cda1c263d03215e3a

D.eqId23a231da12222d4c1cfa4b6c541e3fc7

11.已知eqIdae25250b6bf4ef046cff8d8344a190bd,将函数eqId4fe7d5809da02c15a43a0e9a898b9086的图象向右平移eqId037fb348109dc2063a268b10eb925a57个单位得到函数eqIdbe1ce3f01e2b6364f9a9fdaf197d5e29的图象,则(    )

A.eqIdbe1ce3f01e2b6364f9a9fdaf197d5e29在区间eqId2996e0bfdb56d2cd6b0b83d6a2915572上是增函数

B.eqIdbe1ce3f01e2b6364f9a9fdaf197d5e29的一条对称轴方程为eqId8e447ad1d013ffbfaa20a630dec85e5f

C.eqIdbe1ce3f01e2b6364f9a9fdaf197d5e29的一个对称中心为eqIdf3a26d2ca9a4b52eb59aa2d869c213a9

D.方程eqIdf168b6811f1da5f09db1d9984ad8664f在区间eqIdeb7a4a522b2550c5d1b49d1a29413316上有3个实根

12.已知函数eqId9512851fb16568cdf38ddc3694f1b430,则下列说法正确的是(    )

A.函数eqId09f86f37ec8e15846bd731ab4fcdbacd的最小正周期为eqId86ebba6ed1add0fe647c0226614b9290

B.函数eqId09f86f37ec8e15846bd731ab4fcdbacd的图象的一条对称轴方程为eqId24db7b603aebdee8e298d1fe49c848e1

C.函数eqId09f86f37ec8e15846bd731ab4fcdbacd的图象可由eqIdfcf36e9bbe4dc23bb02d452d38afb9d4的图象向左平移eqId0cdaf49f9611922348aa2784465da614个单位长度得到

D.函数eqId09f86f37ec8e15846bd731ab4fcdbacd在区间eqId5dfaecd216156a20f80229dd48a10c80上单调递增

三、填空题:本大题共4小题,每小题5分,共20分.把答案填在答题卡中的横线上.

13.函数eqId4b62030533b8ee19583032c6e440aa3c的最大值是        .

14.将函数eqId6701e02c0045f484f370875a6e26face的图像向左平移eqId4862c361cb12b024ca062dd9d8999ff1个单位长度后,所得函数是奇函数,则eqId6581916f5a65edfea257c804efee007e的最小值为      .

15.已知eqId5d59142ab797807e560fe8adf63e6ecb,eqId2d1dc1e65772f7c4ac0ea50322dff3cc,且eqId71342cb381e3ea133c1495804b7fa5d2,则eqIdeb3ef4b11edb3147c83aa29450deca41       .

16.函数eqId987ef073f7d5f01353af96f9ec535d94在eqIdfd5cdde751120c6deab563a6f7f8cf05上恰有eqId61128ab996360a038e6e64d82fcba004个零点,则eqId074c228ffc7b1e306f8410afe7bc4b5c的取值范围是        .

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四、解答题:本大题共6小题,共70分.解答应写出必要的文字说明、证明过程或演算步骤.

17.已知eqId3920dc3975bdc68532e6683b4402ff80,求下列各式值.

(1)eqId89eb59443983dc1428c90ea11d8f9aaa

(2)eqIdf19078676c6450c835596c9cf1afa0e3

 

 

18.已知eqId3fc41493c5dde755d5f5594a41e6a421.

(1)若eqId278aab1ac3ebd5f5cf0f7e06aecfce97,且eqIdc66a2d7f722c7da1c50a71c1a8f4dc9e,求a的值;

(2)若eqId48ca7d0891c809f7974675f3488c14c9,求eqId735bfb44e4e7ea639986d22b5121ac31的值.

 

 

 

19.已知函数eqIdd49cb76fb0662f72a5a944540b0f8a39.

(1)求函数eqId09f86f37ec8e15846bd731ab4fcdbacd图象的对称轴;

(2)求函数eqId09f86f37ec8e15846bd731ab4fcdbacd的单调递减区间;

(3)求函数eqId09f86f37ec8e15846bd731ab4fcdbacd在区间eqId816ba51db2ee4206637617f4fee98ed8上的最小值和最大值.

 

 

20.已知函数eqId5bdda64a9ee6c7af6af05908db12dbf0.

(1)当eqIdfd5cdde751120c6deab563a6f7f8cf05时,求函数eqId09f86f37ec8e15846bd731ab4fcdbacd的单调递增区间;

(2)若eqIdfd65d7c5e979706d391163aee2c18cb2,求函数eqIdd32b54b181e8f87d7a7f228590df3f31的值域.

 

 

 

 

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