Q. 125.0( 1 Vote )

If f(x) = x sin x, then
A. 0

B. 1

C. –1

D.

Answer :

As, f(x) = x sin x


To calculate dy/dx we can use product rule.


From quotient rule we know that :



We know that,




Clearly form above solution we can say that option (b) is the only correct answer as the solution has only1 possible answer which matches with option (b) only.

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