Question

8. If y = x sin x², then the value of dy/dx
is
(1) sin x2 + 2x2 cos x2
(3) 2x sin x2 + cos x2
(2) cos x² + 2x² sinx
(4) 2x cos x² + sinx²​

Answer 1

Explanation:

(1) sin x2 + 2x2 cos x2

(3) 2x sin x2 + cos x2

(2) cos x² + 2x² sinx

(4) 2x cos x² + sinx²

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