函数y=二分之根三sin(x+派/2)+cos(派/6-x)的最大值为

问题描述:

函数y=二分之根三sin(x+派/2)+cos(派/6-x)的最大值为

=-二分之根三cosx+(cosπ/6 cosx+sinπ/6 sinx)
=-二分之根三cosx+(二分之根三cosx+1/2sinx)
=1/2 sinx
因为-1