广东仲元中学2026-2027学年高一上学期10月月考数学试题

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2026-2027学年广东省仲元中学10月月考

时间:120分钟 总分:150分

一、单选题(每题5分,共8小题)

1.已知集合eqId5911d2a1ab08ac561123087210794b81,eqId24309d5b9a73054f28c4cac9c650c319,则eqIdb4b9b470218359a4a47be9244980489e(   )

A.eqIdb69abe959988e4c8c0739f5857ccfb0f B.eqIdea0a77380c06591f8daec549ca236545 C.eqId98920d0428e30699c7502f76ca5c59c7 D.eqIdc6b134f9946d3f29f6e2452f2f07f8d9

2.已知命题eqIdb1010846eeec6c9da29640f5aa3f8738:eqId865974aab88f7d6564ad459ec04cf5e3,则命题 eqIdb1010846eeec6c9da29640f5aa3f8738的否定为(  )

A.eqIdbb63d619ae9271a2b3e3efaf4cea7ced B.eqIdaaf81a00a9effc83067545183bfe2411

C.eqId1bc77789d0781d1667c1cedc93184be9 D.eqId37f9fc62f358b75b91bb41a8bf1a4bad

3.已知eqId76f0649064a085fb74c997fb507a9b6d满足eqIde1fee06cc1bf96fc80df8f4de15d93f8且eqId4944b18a1daae0480089124e5551107f,下列选项中不一定成立的是(   )

eqId39592dcbac48c2b13c93d18028527f51    B.eqId79c8a4117e1c444ce54e304424e841f0    C.eqIdb8585715095aaef6fdd0964c75aa9fac    D.eqId6b7608e9b1717a958128db950c2b720e

4.eqId94440d3e4c073f94f2b266ff99d50e74,eqId67ca5fd57c2c2fcc3c7a574fdd1467d9,eqId08c5bebef0dddb85a1c61fb1dc2d0ee8,则eqIdf9c0b9aac09adebd9e23ab07993107ae的最小值是(     )

A.12 B.13 C.16 D.18

5.已知eqIdb67784e0c5b774a658b3c12fe05800df,且eqIdab4675bb0303560cbe552f4211d0cb32,若不等式eqIdead9ee97736d06c07123476c1d7df0af恒成立,则实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围为(    )

A.eqId174bd20a4c54e8dc680c2740c3be9220 B.eqId3fda231127c6d38b763aa41da8cb5860 C.eqIdb475bccb3bb1fc3c663cf4b6a7ff65ba D.eqIde7636bee43b7ad3b654136054f0c061f

6.若函数eqId90cf33e808b999a330da18fd18bc2d50是增函数,则a的取值范围为(    )

A.eqIdb448fe164c2c2931805e3b3847dcdd75 B.eqId53f59a84526646f8d6f5fccb3796f654

C.eqIdb094cba781181aeb90752170e9ba6c94 D.eqIdc8fcad7338ba22445542a2acaccc4479

7.定义域为eqIda43b2faa4f81f32d94612dce724e772b的函数eqId7b672f564d03ed46d092bb130f229ad8满足eqIda7bc283075627dcd267b3a49badc6faf,且当eqId123bf3451e1cd6900508c4e3560a81f7时,eqId6ca10aa4798bb415f1155d9af403fd4f,若对任意的eqId1570125da57cc35267a3e07709705da9都有eqId119b9bf45b37a4a3fe0663d391c9a98d,则eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围是(   )

A.eqIdfb39fd641df4f60fbb5a25fd1b64ca3f B.eqId2950de30ae71714ef2c386bc92e36570 C.eqIdc19fc5d38e9aa26431abe67b229d98b9 D.eqId5bba5da0461c41ce4e3468c117bbb931

8.已知函数eqId08c162d5ab752058ccaa2806eceb134b是定义在eqIda43b2faa4f81f32d94612dce724e772b上的奇函数,且对任意eqId53224898de85a85058ad336490bbbaa7,不等式eqId1c5937b4ea93721d84606d86d1d8f4aa恒成立,则实数eqId0a6936d370d6a238a608ca56f87198de有(    )

A.最大值eqIdb18839917069b4ce917a77b653c85003 B.最小值eqId1e6d25193989aab18c862925bad9112e C.最小值eqIdb18839917069b4ce917a77b653c85003 D.最大值eqId1e6d25193989aab18c862925bad9112e

二、多选题(每题6分,共3小题,答多或不答不得分,答对部分得部分分)

9.下列命题为真命题的是(   )page number 0

 

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A.若eqId5a0c4c098615c6bc7e6dcf72e5b5201a,eqId8cec12441802f71e803efaf2c62ee588,则eqId90882db1028f1e2440339d203c1901e6

B.若eqId5a0c4c098615c6bc7e6dcf72e5b5201a,则eqId3c22b9d08cf536bbb76bce1b0f135772

C.若eqId497d269c30eec393e3f0e877ddbe2983,则eqIdbbf04b1a08fa5de57539aea4faff68c6

D.若eqId432d77fe5ad3032d59a237dd94c8a638,则eqIde9289fc58b83b16b76078892de4d4cc9

10.已知正实数eqId1b15bd315b801f71bc30b8d772098614满足eqId21348eb19b4cd198da30397d631bc6bc, 则(    )

A.eqId0d993cf0a090de3b01f1dda52c6fdc9f的最大值为eqId785f4eb0787ffc744fb1018f0c6c347f B.eqId42e8014c1cf586c43feb2be3642cada4的最小值为eqId9d49ccc02738f6c568e3babbbd09781c

C.eqId1147a90161f2b4a52c90fd96c0cacb1b的最大值为2 D.eqId9c7b678c4d37368cf1e6f042fb65894c的最小值为16

11.定义在eqId933093b52cca887f597cbe22a5467b11上的函数eqId4fe7d5809da02c15a43a0e9a898b9086满足eqIdbd384d86840b7b158af41f56fe29c7d1,当eqId9e541ea2f855f981c96207070683d388时,eqId018857ec6e498113b3b12a730d9313da,则函数eqId4fe7d5809da02c15a43a0e9a898b9086满足(    )

A.eqId104375baf5cef5eb92cfc7cf13b80193 B.eqId51c530f4b7491b95acb8ce3eef9aa09d是奇函数

C.eqId4fe7d5809da02c15a43a0e9a898b9086在eqIddb527571cfd256c515424c6f9d114284上有最大值eqId8d4fc8faefb26b233d4aa9dbef043aae D.eqId8c8b81c0eca93a4e96dc04638ec60acb的解集为eqId02e1c9c97de9198d47306216e9961b80

三、填空题(每题5分,共3小题)

12.函数eqIdfcbf38aac4e6e5afcc6d33c31eac8402的零点是__________.

13.如图,eqId84ed6bee57f4526320197d6a7474386f是边长为eqId61128ab996360a038e6e64d82fcba004的正三角形,记eqId84ed6bee57f4526320197d6a7474386f位于直线eqIde8c6ed3ee072ef5bb341b244140c9f56左侧的图形的面积为eqIdacb17843c51402a1f7cd9b07542597b9.则函数eqIdacb17843c51402a1f7cd9b07542597b9的解析式为 _______.

@@@40086645-0f0c-4951-b0f0-a9bea65a1a62

14.已知函数eqId6803f5fdce376c37a0df0e516eab9665,若方程eqId7acb35a30d7ff56822ec9174e7b0ca2c有5个不等实根,则实数a的取值范围是______.

四、解答题(共5小题,总计79分)

15.已知集合eqIdefb24b7bc3d011bef4bc4b7b5c07f557,eqId50005863eae3395291cba515f5d60ac2.

(1)当eqIde94f16d5ed858699bfea5039a7bf8ae6时,求eqIdb3744e71abf4b43e128eabea9181b712,eqId8fdbfa7a63fdf5717d40c8c9a73ec160;eqIdbbfa5ad99d60a473d94bb6811ddbfe8a;eqId361048fd1b1a7f3b7230404a04b7155a;

(2)若“eqId6ed006b944ea64f970fee46e2f558467”是“eqIde23af61cd402b3789af2401bde9cbefe”成立的充分不必要条件,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

16.已知定义在eqIda43b2faa4f81f32d94612dce724e772b上的函数eqId005dfe629086147de820133f20517e75是奇函数.page number 1

 

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(1)求函数eqId4fe7d5809da02c15a43a0e9a898b9086的解析式;

(2)判断eqId4fe7d5809da02c15a43a0e9a898b9086的单调性,并用单调性定义证明;

(3)若存在eqId08115d6d9f876dea921a4d32260ff1fb,使得关于x的不等式eqId3d7cfed727d407c3775e58242f2703f3能成立,求实数k的取值范围.

17.玉林五彩田园种植了多种农作物,调研发现:某种农作物单株的产量eqId36a1b09c653185842513e24ebba60bb3(单位:eqId24f7c4a8558eff6427d22b6c0c855721)与肥料成本eqId81dea63b8ce3e51adf66cf7b9982a248(单位:元)满足如下关系:eqId0df424e9a8ed33e90d24e7a1ad471092,单株成熟除肥料成本eqId81dea63b8ce3e51adf66cf7b9982a248(单位:元)外,还需其他成本eqId6c1d2e5599453f8d4c04369bc8f79962(单位:元).已知这种农作物的市场售价为6元/kg,且供不应求,记该农作物单株获得的利润为eqId09f86f37ec8e15846bd731ab4fcdbacd(单位:元).

(1)求eqId09f86f37ec8e15846bd731ab4fcdbacd的函数关系式;

(2)当投入的单株肥料成本为多少元时,该农作物单株获得的利润最大?最大利润是多少元?

18.设函数eqId063bea89def0fb8653574cf68e4cc268(eqId94440d3e4c073f94f2b266ff99d50e74且,eqId73acc3758dead143baaf000ecbd67c32),eqId4fe7d5809da02c15a43a0e9a898b9086是定义在eqId4aa0df7f1e45f9de29e802c7f19a4f64上的奇函数.

(1)求eqIdf0a532e15e232cb4b99a8d4d07c89575的值;

(2)已知eqId88a98186dcca4e3093a3e910b705b087,函数eqId21a018526601d07fb1d731351771aa9f,求eqIdbe1ce3f01e2b6364f9a9fdaf197d5e29的值域;

(3)若eqIddbd22fceef52351512d16b512cb074dc,对任意eqIdca19c4d027fafb4bc268cd978f595cdc,不等式eqId6c2a960d4875d3c6eab9eb9f30612856恒成立,求实数eqIddf64046e91b047037f19e4032e3b6de3的取值范围.

19.函数eqId09f86f37ec8e15846bd731ab4fcdbacd定义域为eqIdd562dc22dfb3b81d0c3f88b54d063c2f,对于eqId00392903af813708addde18efc18c235,eqIdceaff1c2f222f8785947f5266e20c3aa,eqIda77b1c3485be1304688c123266ea7fc9,eqId5f02f21d50a4a8f850bed68be0b5dad2.

(1)若eqIdfb4bce0cdd093ec67cec6ef98d898379,求实数eqIddf64046e91b047037f19e4032e3b6de3的值;

(2)若eqId249a976e88133f3b3733f09137cf5c42.证明:

(ⅰ)eqId558c2739a5054eac7f77e36e915c891f;eqIdd4cf1e3987ea2464b527edb4869d24d7;

(ⅱ)当eqId047056c99b39c70fa40d3c8178e5b631时,eqId25316e8ea43ba5a1d05b75cf42838b49;当eqId4921923069c4f38a0af1ff8637e35b3c时,eqId9491f776adab0f069bbff1f7e08e1b7d.

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