已知f(x)=x-5+3sin x,则f′(x)等于( )
A.-5x-6-3cos x | B.x-6+3cos x |
C.-5x-6+3cos x | D.x-6-3cos x |
17-18高二·全国·单元测试 查看更多[1]
(已下线)阶段质量评估3-2018年数学同步优化指导(北师大版选修1-1)
更新时间:2018-11-08 10:53:11
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【推荐2】下列命题:①
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