Obtain derivatives of the following function : x sin x
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Answered by
12
Answer:
d/dx(xsinx)= (X)d/dx(sinx) + sinxd/dx(X)
= X(cosx) + sinx
therefore answer is xcosx + sinx
hope it helps....
Answered by
4
y = x sinx
differentiating with respect to x
dy d
----= ----- (x sin x)
dx
dy d d
----= x ----- (sinx) +sinx -----(x)
dx dx dx
= x cosx + sinx (1)
dy
----= x cos x + sinx
dx
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