If y = cos2 x2, find \(\frac {dy}{dx}\)

1.	If y = cos2 x2, find \(\frac {dy}{dx}\)
A.	4x2 sin x2 cos x2
B.	-4x cos x2 sin x2
C.	2x sin x2 cos x2
D.	-2x cos x2 sin x2
Answer» C. 2x sin x2 cos x2

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If y = cos2 x2, find \(\frac {dy}{dx}\)

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