A function f is defined by f:x=3-2sinx for 0
f(x) = 3 - 2sin(x) 0 = 3 - 2sin(x) - 3 - 3 -3 = -2sin(x) -2 -2 1¹/₂ = sin(x)sin⁻¹(1¹/₂) = sin⁻¹[sin(x)]sin⁻¹(1¹/₂) = x
