For the function f(x) = -2 cos (3x - π/2) -1, the phase

Last updated: 7/30/2022

For the function f(x) = -2 cos (3x - π/2) -1, the phase shift is: a) π/2 units to the right b) π/2 units to the left c) π/6 units to the right d) 3π/2 units to the right