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20 November, 12:03

Which of the following are equivalent to the function y=3cosx+2? Check all that apply. A. y=3sin (x-π/2) + 2

B. y=-3cosx-2

C. y=3sin (x+π/2) + 2

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

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Answers (1)
  1. 20 November, 12:15
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    A. y=3cos (-x) + 2 is correct.

    D. y=3sin (x+pi/2) + 2 is correct.

    On apex.
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