Question

A y=cos(x+pi/2)
B y=cos(x+2pi)
C y=cos(x+pi/3)
D y=cos(x+pi)

Answer 1

Answer:

D

Step-by-step explanation:

There was actually too much work for this on my paper so I can't really show it, but if you can memorize this parent function I would.

Answer 2

It’s D) y=cos(x+pi).

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