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已知函数eqIdf55f5ca616124d50b4e9b5ae5cd3e857
(1)当eqIda08ce385279d41c789695fb651b17890时,求不等式eqIdf7f529a187f74aac908d34875cab16af的解集;
(2)若eqId600b6790acc6413bbefa68910987b731的解集为R,求eqId70a27b6ddf6b478285353abb3b1f3741的取值范围.
更新:2019/7/17难度系数:0.85题型:解答题组卷:70次
函数eqIdd751178380a14bf7a551adfc6e5c00b6eqId92eccf002e654e8da54bc0e6868370c0的最大值是________.
更新:2019/7/17难度系数:0.85题型:填空题组卷:148次
在平面直角坐标系eqId2272a344734c4fb088737b84294f7219中,已知抛物线eqIde73f68c98d7c4129b2a24eed090438df的焦点为eqIdd5b10b2a13f148b78e0d5a1b820538fd,过点eqIdd5b10b2a13f148b78e0d5a1b820538fd的直线eqId417e80f1349244878d01fe90e0891f5f与抛物线eqId19a4eb16029e4550a14f2afe4741a3c3交于eqIdd7be5abad1e34f6db17a56660de8d54feqIdca9308a4ebd84ed8a28d8a519a8dbb39两点,若eqIddeac4f0772a74c9ba1a2c7b4ba309f2a,则eqId81232f29758e4449908f62031953893f的面积为(    )
A.eqId9a19f81624ec431494b1feeb88f12bdfB.eqIda2a0ce3781fa4c26b624f5966b7dee44C.eqIdf7d6b53ad41c46fdaa1cbdb9c26ced4dD.eqId7bcd573cee334383ad72cc4b179fcfb3
更新:2019/7/17难度系数:0.85题型:单选题组卷:57次
若函数eqIdfba6a080c9894eaf80b6ca490e4471a9没有零点,则实数eqId70a27b6ddf6b478285353abb3b1f3741的取值范围是
A.eqId5a07a89f36c34826aa0271727f3ac86cB.eqIdb14df021551443568f93f92e8f4322d5C.eqIdc7f56568b75643db8928cc89a2d0bd49D.eqId431b1b53131047ab860842ccba54da4f
更新:2019/7/16难度系数:0.4题型:单选题组卷:95次
eqId3ddb559f98a9452cb8a660e598568955,则不等式eqId8c182c8d838e42bea2cdcfe37e0ebf1d的解集为
A.eqId0727a255231a4f4ebca486d580c963c9B.eqId5746c86d6ac647c68e3d1f10c0570934C.eqId786c5f14bd874277996addd19eb57a98D.eqIdd812497091884ecb806530f9d76165bc
更新:2019/7/16难度系数:0.65题型:单选题组卷:56次
已知eqIddec3092c07474c66a32bc4022e3de569,则figure的最小值是
A.eqIdddd35c5d043e4ebeac32a99367053c68 eqIdb0750d9a3f9d48dab27d1eb4abf52799B.eqId0c34b200ff98472c81a84cd8f0116762C.eqId8f65c930571d4ff6aa6a50029d46826eD.eqId16fc2c4ac7e940cdad49c4a01d735579
更新:2019/7/16难度系数:0.65题型:单选题组卷:185次
已知eqIda7a05f6981c243eaaeb877b706fc997f,则eqIdb3af7e662cc442d080069a8af7ab0592的大小关系是
A.eqId18513915a070416db1e6b2d279419695B.eqId96f25c3294b2457ca92c563e42cd8713C.eqId0b6548a2f82b4900bf8b5c24afd5ed7aD.eqIdd267db4f512541f8825f9d0ff4192c96
更新:2019/7/16难度系数:0.65题型:单选题组卷:58次
eqId0090b3dec4214101b60c62e1d9e2b2b0,则下列不等式一定成立的是
A.eqId8a1f65ed893641aca92f3a74ee01193dB.eqId56050a59832f48a18f6b1d52eec56e26C.eqId1ee0add0a5cd4cb19957a608231cae73D.eqId4780ba55512a497e91a39ed954a5dd73
更新:2019/7/16难度系数:0.85题型:单选题组卷:60次
不等式eqIdf1073d6823da4748a575376e64289d1a的解集是
A.eqId284797acc4c74fdba35f63e8f8446a0eB.eqId08b71b53d31d4a6abe7dee1df8f1e72fC.eqId5fa643be2df541f3ac72d953cf109d80eqId34299caf11b945958d0500dd95991b9dD.eqIdd72913f5ec524abaa56afd02ab889afc
更新:2019/7/16难度系数:0.94题型:单选题组卷:29次
在直角坐标系eqId2272a344734c4fb088737b84294f7219中,曲线eqId19a4eb16029e4550a14f2afe4741a3c3的参数方程为eqId821f9a064cc743c1a60599930ec2e182eqIdcee2bbf9d0034458a4b944381adbed92为参数),过原点的两条直线eqIdce04cf1381e34d07a8652136b27bad50分别与曲线eqId19a4eb16029e4550a14f2afe4741a3c3交于异于原点的eqIdd7be5abad1e34f6db17a56660de8d54feqIdca9308a4ebd84ed8a28d8a519a8dbb39两点,且eqId2d4b7bd3a54e4a918579f2a548a0224e,其中eqId74c7e0292b094e54ae596d37798a05ed的倾斜角为eqId9ecfaede6e8b44af99bbec47470b8535.以坐标原点为极点,eqIdc12aac8c2448479687a40735b3572a23轴的正半轴为极轴建立极坐标系.
(1)求eqId19a4eb16029e4550a14f2afe4741a3c3eqId74c7e0292b094e54ae596d37798a05ed的极坐标方程;
(2)求eqId404ae838085842989436d59459d541db的最大值.
更新:2019/7/16难度系数:0.65题型:解答题组卷:79次
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