Mathematics, 28.07.2019 04:33 kekecantonxox121

Which of the following functions has a maximum y value of 4? y = 4cosx y = cos4x y = cosx + 4 y = cos(x + 4)

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Which of the following functions has a maximum y value of 4? y = 4cosx y = cos4x y = cosx + 4 y = c...