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数学
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函数f(x)=sin(2x+z),(-π/2
人气:137 ℃ 时间:2020-03-07 13:41:42
解答
(1)因为sinx的对称轴是kπ+π/2,所以令2x+z=kπ+π/2
因为函数的对称轴是x=-π/8,所以把x=-π/8代入得z=kπ+3/4π
因为-π/2
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