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Question

The sinusoid y=3cos(x+3)-2 has which of the following?

a. phase shift of 3 to the right
b. phase shift of 3 to the left
c. vertical shift up of 2
d. horizontal stretch by factor of 3
14 years ago

Answers

Reiny
you mean compared to y = 3cos x ??
then it would be b)
14 years ago

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