Question

For the function f(t) = -3sin(2t – π), what is the phase shift?
b. π /2
c. – π/2
d. 3

Answer 1

Can you factor a 2 out of 2t-pi?

Answer 2

Would it be B?

Answer 3

Thats it. If you factor a 2 out, you get: 2(t-pi/2) ...so the phase shift is just pi/2.

Answer 4

Thanks! :)