题目

f(x)=sin(x+π/6)+sin(x-π/6)+2cos^2(x/2)+a,求最小正周期,[-π/2,π/2]上最大值和最小值和为根号3
f(x)=sin(x+π/6)+sin(x-π/6)+2cos^2(x/2)+a,(a∈R,a为常数)
(1)求最小正周期
(2)当f(x)在[-π/2,π/2]上最大值与最小值和为根号3时,求a.

提问时间：2021-01-24

答案