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不等式eqId746b27a009214d9c9db03e1a910e073b的解集为______.
已知eqId532dc4d959024b79b546428f5856e5aa,集合eqId79c54e0b06ee489b84082fd19f798219,集合eqId1c7c01488de74ef0834b18ba2fb56e7d所有的非空子集的最小元素之和为eqId92ed363a54bd4a8a93df9463bb3af1f5,则eqIde8930a6a39d84ae0b322aba786bfb8e2________,使eqId6627950dd9c74591bd3efe3e94bbe14d的最小正整数eqIdf458db68122849abb588feb2e682d9ac的值为________.
对于实数eqIda9cd3f94eb8045438f75e9daccfa7200,规定eqId7b5559fa52604169ac0cb99796b61142表示不大于eqIda9cd3f94eb8045438f75e9daccfa7200的最大整数,若eqIda9cd3f94eb8045438f75e9daccfa7200满足不等式eqIda2c8fa8666b840a29298cc2fb688c1e5,则eqId7b5559fa52604169ac0cb99796b61142的取值范围是(   )
A.eqIdb9f457ee8bc24e32a408a18d174ac957B.eqId9d3adf1105d84ce798698dca1fe11622C.eqId7257f8eb0a484f989c0498daf60b6fdfD.eqIdb4957483c77343ed9668648156f3837d
同步
已知不等式ax2bx+2>0的解集为{x|-1<x<2},则不等式2x2bxa<0的解集为(   )
A.eqId0b05fa472cd942c49f090dfd4b6ad04dB.eqId0a991f40f7c743e28652608b2d8e03a6eqId9f543f3a3ca841d0bd892ca0ee2bc51c
C.{x|-2<x<1}D.{x|x<-2或x>1}