Flag question \frac{d}{dx} ( sinx - 6 COS X) a. coSX-6sinx b. cosx + 6 sinx C. sinx-6cosx d. -cosx-6sinx

asked Jun 12, 2021 61.8k views

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\frac{d}{dx} ( sinx - 6 COS X)
a. coSX-6sinx
b. cosx + 6 sinx
C. sinx-6cosx
d. -cosx-6sinx

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3 votes

The answer is B cosx + 6 sinx

Cwschmidt answered Jun 14, 2021

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5 votes

Answer:

b. cosx + 6 sinx

Explanation:

$(d)/(dx) ( sinx - 6 cos \: x) \\ \\ = (d)/(dx) sinx - 6(d)/(dx) cos \: x \\ \\ = cos \: x - 6( - sin \: x) \\ \\ = cos \: x + 6 \: sin \: x$

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