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Simo Hayha
Student XII IPA
4. Turunan pertama f(x) = cos x adalah .... 3 A. f'(x)= = --cosxsin 2x 2 3 B. f'(x) = cosxsin 2x 2 = C. f'(x) = -3sin xcosx D. f'(x) = 3sin xcosx
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Putra Gema Nusa
Rockstar Teacher GURU SMA
3 f(x) = cos ex f'(x) = 3.as*x. (-sın x) こ x) = - 3 cos²x sinx 3.2 cosx sinx.cosx i 2 5 XZ UKS 0 0 = - ) cos x, sin 2x (A. = 3 2 / Dahamify
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