已知函数f(x)=sinxcosx+cos2x-12.(Ⅰ)求f(x)的最小正周 发布时间:2017-04-18 01:33 │ 来源:www.tikuol.com 题型:解答题 问题: 已知函数f(x)=sinxcosx+cos2x-12.(Ⅰ)求f(x)的最小正周期;(Ⅱ)求函数f(x)在[-π8,π2]的最大值和最小值.
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题型:解答题 His health failing, ____ last year.A.so the school gave Mr. Smith leaveB.the school had given Mr. Smith leaveC.so Mr. Smith went on leave from workD.Mr. Smith went on leave from work 查看答案