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3 June, 12:55

Which of the following are equivalent to the function y=3 cos x+2? Check all that apply

A. y = 3sin (x-pi/2) + 2

B. y = 3sin (x + pi/2) + 2

C. y = 3cos (-x) + 2

D. y = - 3cos x-2

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Answers (1)
  1. 3 June, 13:48
    0
    B and C are the correct answers
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