已知函数f(x)=根号3sin2x+2sin(派/4+x)cos(派/4+x)将f(x)化为y=sin

问题描述:

已知函数f(x)=根号3sin2x+2sin(派/4+x)cos(派/4+x)将f(x)化为y=sin

f(x)=(√3)sin2x+sin(π/2+2x)
=(√3)sin2x+cos2x
=2sin(2x+π/6)