已知函数f(x)=cos²x+2√3sinxcosx-sin²x.求最小正周期(1)求函数f(X)的最小正周期及单调递增区间(2)需要把函数y=f(x)的图像经过怎样的变换才能得到函数g(x)=cosx的图像?(3)在△
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![已知函数f(x)=cos²x+2√3sinxcosx-sin²x.求最小正周期(1)求函数f(X)的最小正周期及单调递增区间(2)需要把函数y=f(x)的图像经过怎样的变换才能得到函数g(x)=cosx的图像?(3)在△](/uploads/image/z/2768281-25-1.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3Dcos%26%23178%3Bx%2B2%E2%88%9A3sinxcosx-sin%26%23178%3Bx.%E6%B1%82%E6%9C%80%E5%B0%8F%E6%AD%A3%E5%91%A8%E6%9C%9F%EF%BC%881%EF%BC%89%E6%B1%82%E5%87%BD%E6%95%B0f%EF%BC%88X%EF%BC%89%E7%9A%84%E6%9C%80%E5%B0%8F%E6%AD%A3%E5%91%A8%E6%9C%9F%E5%8F%8A%E5%8D%95%E8%B0%83%E9%80%92%E5%A2%9E%E5%8C%BA%E9%97%B4%EF%BC%882%EF%BC%89%E9%9C%80%E8%A6%81%E6%8A%8A%E5%87%BD%E6%95%B0y%3Df%EF%BC%88x%EF%BC%89%E7%9A%84%E5%9B%BE%E5%83%8F%E7%BB%8F%E8%BF%87%E6%80%8E%E6%A0%B7%E7%9A%84%E5%8F%98%E6%8D%A2%E6%89%8D%E8%83%BD%E5%BE%97%E5%88%B0%E5%87%BD%E6%95%B0g%EF%BC%88x%EF%BC%89%3Dcosx%E7%9A%84%E5%9B%BE%E5%83%8F%3F%EF%BC%883%EF%BC%89%E5%9C%A8%E2%96%B3)
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