Question

find the derivative of sin x + cos x whole squared​

Answer 1

Answer:

d(sinx + cos x )²/dx=2(cos x - sin x)(sin x +cos x )

= - 2sin²x + 2cos²x = 2cos2x

Step-by-step explanation:

cos(2x) is the correct answer

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Answer 2

Answer:

sin x + cos x = I

(sin)o+ coso -1