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Question
Differentiate the following with respect to x.
x sin x
Sum
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Solution
Let y = x sin x
`"dy"/"dx" = x "d"/"dx" (sin x) + sin x "d"/"dx" (x)`
= x cos x + sin x . 1
= x cos x + sin x
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Differentiation Techniques
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Chapter 5: Differential Calculus - Exercise 5.5 [Page 118]
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