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已知一次函数eqId6f13759e937144069819aed2ae5a1057满足:eqId1ee74599dede4cf5b4c6b3236fe72d1b.
(1)求eqId6f13759e937144069819aed2ae5a1057的解析式;
(2)判断函数eqId03a3bcc69cf3464087f6b026fd7e4890在区间eqIdf2d609401847417a9401bda04026575f上零点的个数.
更新:2020/04/05 难度:0.85 题型:解答题 组卷:46
已知函数eqId2b28433a1bb64bd0ad264e2623efe012图象与eqId072d7d6b911b42bc89207e72515ebf5f轴交点坐标为eqIda9f401acfcd44892b03391f90a75b758,其导函数eqId67275592f85f400ab271f455b71d45c3是以eqId072d7d6b911b42bc89207e72515ebf5f轴为对称轴的抛物线,大致图象如下图所示.
figure
(1)求函数eqId6f13759e937144069819aed2ae5a1057的解析式;
(2)求函数eqId6f13759e937144069819aed2ae5a1057的极值.
更新:2020/04/04 难度:0.65 题型:解答题 组卷:0
已知eqIdf39ff2d5c8164ca3b9d0556675b9f350,则eqId6f13759e937144069819aed2ae5a1057不满足的关系是(  )
A.eqId6736244be2a8461eac2c05a157be0306B.eqId859b14adc70d4a36afe04eea649c2fbcC.eqId0bcfc08ce1db4f469176263e613512baD.eqId712814f285e343a1a23230e085e59b2e
更新:2020/04/03 难度:0.65 题型:单选题 组卷:167
一次函数g(x)满足g[g(x)]=9x+8,则g(x)是(  )
A.g(x)=9x+8B.g(x)=3x+8
C.g(x)=﹣3x﹣4D.g(x)=3x+2或g(x)=﹣3x﹣4
更新:2020/03/31 难度:0.85 题型:单选题 组卷:614
已知函数eqId6f13759e937144069819aed2ae5a1057满足:eqIdf392c846c3e448408da77659808c90a0,则eqId5a03d806387f4b5d8b5de0172913af28________.
更新:2020/03/31 难度:0.94 题型:填空题 组卷:0
设函数eqId01db02ee176b431c8793a1d8c560eea1,则eqId6f13759e937144069819aed2ae5a1057的表达式为(       )
A.eqId66ff4869993f4e7e8338ff3b65a7b446B.eqId3fba57b6e99747d082ec1c942ecc7741C.eqId061c6fd58d2541168f4c28456a7fd1c5D.eqIdec8653baf9fe4d38bea086327dccbad0
更新:2020/03/31 难度:0.65 题型:单选题 组卷:690