求下列函数的最大值和最小值 (1)y=根号1-1/2sinx(1)y=根号下1-(1/2sinx)(2)y=3+2cos(2x+π/3)(3)y=2sin(2x+π/3)(-π/5≤x≤π/6)

问题描述:

求下列函数的最大值和最小值 (1)y=根号1-1/2sinx
(1)y=根号下1-(1/2sinx)
(2)y=3+2cos(2x+π/3)
(3)y=2sin(2x+π/3)(-π/5≤x≤π/6)

(1)-1