第三章圆锥曲线单元检测培优卷-2026-2027学年高二上学期数学人教A版选择性必修第一册

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2026-2027高二数学人教A版选择性必修一第三章圆锥曲线的方程单元检测

能力培优卷

一、单选题

1.已知椭圆eqIde7e5578ca83f5bd5c285994061b9c015的右焦点为F,短轴的一个端点为M,直线eqId5d9113c4887612e93de77e02ab82189b交椭圆E于eqId01c74a907dda6bb7d9d56d009d9df253两点,若eqIdf2d6c489e5d5fd0582278194b1acadb0,点M到直线l的距离为eqIdf89eef3148f2d4d09379767b4af69132,则椭圆E的离心率为(   )

A.eqId827ccf0c04aa941ba20d5f4c6068b46b B.eqId36d74ef32584586ec4857acd0a3f4fe9 C.eqId18483c9c195ecd922772527fa85c0fcb D.eqId24c14ff9b66f21c05e52dc3c8908c2df

2.设eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d分别是椭圆eqId1d7aea48c44781a844b5c19191f70f61(eqId5a0c4c098615c6bc7e6dcf72e5b5201a)的左、右焦点,直线eqId0f85fca60a11e1af2bf50138d0e3fe62过eqIdf5076289823db419f94e9c0c8f4aafd9交椭圆于eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点(点eqId5963abe8f421bd99a2aaa94831a951e9在eqId81dea63b8ce3e51adf66cf7b9982a248轴下方),交eqIdd053b14c8588eee2acbbe44fc37a6886轴正半轴于点eqIdc5db41a1f31d6baee7c69990811edb9f,已知椭圆的离心率eqId075ba8c6fb5ef7288cd3fed425c8e69e,且eqIdbfe957d5f342d6fdd2f542d907ee37a5,则eqIddf48d8390a358b8207afda7ef94c328e(    )

A.eqId4dac452fbb5ef6dd653e7fbbef639484 B.eqId4a2008b78a906cf5ecdfd68432fa9ad1 C.eqIdef4746f91540d3866869a1217765f3ed D.eqId0fd3d8dda4f62bd1243c564b20e9bfc7

3.如图,直线eqId0f85fca60a11e1af2bf50138d0e3fe62交椭圆eqId4e0b4bbfa0ed04cd3c2454d99d64e29c于eqId01c74a907dda6bb7d9d56d009d9df253两点,分别交eqId81dea63b8ce3e51adf66cf7b9982a248轴正半轴、eqIdd053b14c8588eee2acbbe44fc37a6886轴正半轴于eqId39acab3cfb59bfc9591371721ab01d93两点,且eqIdbe5abaaceb6406f9bd90294e630ff44c,则直线eqId0f85fca60a11e1af2bf50138d0e3fe62的斜率为(    )

@@@78f51681-e83b-458c-b0bd-3d3a404dfbb1

A.eqId602baac86c2b1668ecdfadc8a5948885 B.eqId3389f53711264b0acba3ba6019f8b908 C.eqIdd78fd95f89dec2d373fa57f02acd739f D.eqId535e95d241e9c978c10355dcb07da256

4.已知eqId4d2a97987f71835f519b462f5b8f5957为双曲线eqId81f1bd3fc737788a0a42bfa4095e8457的左、右焦点,点eqIddad2a36927223bd70f426ba06aea4b45在双曲线右支上,且eqId9df44ca8a2848775c266c9dce3f9b2ed,则eqId33d776753746914c2410a3946c357f35的周长为(    )

A.eqId604d037b88148502a5608e0285c76f35 B.eqIdadbd3e8cf8325999cde03adf845d3dd0 C.eqId974ebef9003ddb07beaa68ffe06e8176 D.eqIdca53e1b7d66969d8751bb48441f6ad41

5.已知双曲线eqId3390bb20d0954f0f320771a1c19d49ce的右焦点为F,动点M在双曲线右支上,点eqIda3c455a18158082581ac5b87857e9673,则page number 0

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eqId5b63cf27b164290b0bfa91a688ecc735的最大值为(   )

A.eqId2967337e3fcb228dded64ab0c41a17e0 B.eqIdc6011af1246472cfa38d0a21a320ecac C.eqId95bacae35b6e16a0a33c2bdc6bc07df7 D.eqId3cacfbce303c3aa4f283075b65d44bfc

6.已知eqIde539e3cc1ef46ad88a0baa3013d887ad是双曲线eqIdfbc74a5a8181306c9dfac5a94cb16ea6的左、右焦点,过左焦点eqIde33db9ee507b776bb981f968ee89d182的直线与双曲线eqIdc5db41a1f31d6baee7c69990811edb9f的右支交于点eqId7f9e8449aad35c5d840a3395ea86df6d,与eqIdd053b14c8588eee2acbbe44fc37a6886轴交于点eqId5963abe8f421bd99a2aaa94831a951e9,若eqIdb670061f49c78e3a39867f2237358d1b是正三角形,则双曲线的离心率为(    )

A.eqId5dd6f5180f9c71a7a238aed3750c9eb1 B.eqIda7ef5ea510b44c312e8241cf0e7f2d67 C.eqId62cff98501dc691a114260fb86484fd1 D.eqId92ca661ba383f15c60a42b600e05ddbd

7.已知抛物线eqId7c1ba86ffc6e5542b62319848c14acaa的焦点是eqIda0ed1ec316bc54c37c4286c208f55667,过点eqIda0ed1ec316bc54c37c4286c208f55667的直线eqId0f85fca60a11e1af2bf50138d0e3fe62与抛物线eqIdc5db41a1f31d6baee7c69990811edb9f交于eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点,分别过eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点作直线eqId639c3d2ff5ee566fcc1b69c65712a661的垂线,垂足分别为eqId2a30f3a8b673cc28bd90c50cf1a35281,eqId73465a1f9aa03481295bf6bd3c6903ac.若eqId258f30520bf6868618e617f3a41f05d6,则直线eqId0f85fca60a11e1af2bf50138d0e3fe62斜率eqIddd707b69a11f8de5566f23c1a2a9ff5a(    )

A.eqIdbd6c106eb6a60d80ea002bebd68add8a B.eqId72b8bee40319fe80e512d221cfe252a7 C.eqId95bacae35b6e16a0a33c2bdc6bc07df7 D.eqId61128ab996360a038e6e64d82fcba004

8.已知动点P(x,y)满足eqIda24dd3602885b6ff749749883a267527,则动点P的轨迹是(    )

A.直线 B.椭圆 C.双曲线 D.抛物线

 

二、多选题

9.(多选题)已知eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d是椭圆eqIdad523e69a1bf925e73a22900b9855df2的左、右焦点,过点eqIda3fb78c5f885034612c0e030b920143d的直线与椭圆eqIdc5db41a1f31d6baee7c69990811edb9f交于eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点,则(    )

A.eqIdd3c07ebcbfacda073208d483c58e8a84的周长为4a

B.当直线eqIdf52a58fbaf4fea03567e88a9f0f6e37e垂直于eqId81dea63b8ce3e51adf66cf7b9982a248轴时,eqIda300c76fecf7453a00d0dd2bb9765faf

C.若eqId7c6c2c6f9470f8e67736bfbcdb62ee0d,eqId818bfc8b83483c0a7d9761261fc63570,则椭圆的离心率为eqId4dac452fbb5ef6dd653e7fbbef639484

D.当eqId6ebb865528e47a23b24fb65c62496fb9时,椭圆上存在点eqIddad2a36927223bd70f426ba06aea4b45,使得点eqIddad2a36927223bd70f426ba06aea4b45向圆eqIdef74c4299221a967507c6a179337581a所引的两条切线互相垂直

10.如图,双曲线eqId5461031c50647d02039ba5746940f477的左右焦点分别为eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d,过eqIda3fb78c5f885034612c0e030b920143d的直线l与其右支交于P,Q两点,已知eqId8f19c46d807f2a41d1ea51e212fea441且eqId9cc3a8a367262893de38763c82e63e83,则下列说法正确的是(   )page number 1

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@@@61e2fd27-9791-4e3b-81be-17ca14a8ea6c

A.eqId5dac964ae9ad68d1e10859651225e38f B.双曲线的离心率为3

C.eqId03850043667c6efa93248d2085205c7f D.eqIdb6380c54a58ed53ebe8977402b42c960的面积为eqId52270b873de86f872032668913f9db01

11.双曲线eqId8a2cfa22139b3e9c9a73500e1ba19f52的左、右焦点分别为eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d.且eqIdf5076289823db419f94e9c0c8f4aafd9在抛物线eqIdc3577bf250e9110428ff34f518fbd9f2的准线上,离心率是eqIda4b8503f4706b8321e4e79a87eadea84.则下列结论成立的是(    )

A.双曲线与抛物线的两个交点间的距离是eqId59ef012dae8065427c09bca0d090b25e

B.双曲线的渐近线为eqId1182bb47a256925beb8ce0c9d0be7fbf

C.双曲线eqIdc5db41a1f31d6baee7c69990811edb9f的标准方程为eqId8aa4714c98ff5ed7679c197ca6c49a41

D.若P为渐近线上一点,满足eqId65f8b6a78fcaf97173d835b26c3cd72e,则eqIdff38674a42fbac39e8edad2b1f855d18的面积是eqId72f29319f8bcfaa1b2cf21a930146431

 

三、填空题

12.已知点M,N是椭圆eqIdd7d72a07a4e5acfc140a3cea1f26b951(eqId5a0c4c098615c6bc7e6dcf72e5b5201a)上的两点,且线段MN恰为圆eqId4896f254406ddfe0744b63f10724e76a的一条直径,A为椭圆C上与M,N不重合的一点,且直线AM,AN的斜率之积为eqIdf30d314a642667fef559032264647366,则椭圆C的离心率为__________.

13.已知双曲线eqId0017262e45089093f70001cae2c60257的左、右顶点分别为eqId01c74a907dda6bb7d9d56d009d9df253,点eqIddad2a36927223bd70f426ba06aea4b45在eqIdc5db41a1f31d6baee7c69990811edb9f上且在第一象限内,设直线eqId20a541b81584a032f571159ea152c85a与eqId2cdba1337ec85fa9722cb4b320a82ae6的斜率分别为eqId6defc43285a40f7ccb74c1cc04265eba,eqId423b7ae39db552e60ee8b1d27312306f,则eqId0dcaf803eef95d6a6f85422c48da55c3的最小值为______.

14.抛物线eqId9fc58c62444bf42a25289c45425a00f2(eqId5abd313d4e92a762fb7fb0c1cb65263d),过焦点eqIda0ed1ec316bc54c37c4286c208f55667的所有弦中,最短弦长为2,过eqIda0ed1ec316bc54c37c4286c208f55667作倾斜角eqIdbe6a6301878fed2a01413020b27310a5的直线交圆eqIdac047e91852b91af639feec23a9598b2:eqId1a75fbf52fc8e5a9f372c6a17e1361e8于eqId5963abe8f421bd99a2aaa94831a951e9、eqId7f9e8449aad35c5d840a3395ea86df6d两点,则弦长eqId88bee8e70f1fab639be1636c7bce0477____________________.

 

四、解答题

15.已知抛物线eqId7df40ba57bb5819b4aaa38d514500052的焦点为eqId4c0573e2af8a0dc8c6a1c0af067a324f.page number 2

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