Question

The derivative of xsinx+4 is​

Answer 1

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Answer 2

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if y=f(x) g (x)

then differentiation w.r.t.x

dy/dx=f(x) dg(x)/dx+g(x)df(x)/dx

Now Use This

y=x.sinx

dy/dx=x.d (sinx)/dx+sinx.dx/dx

= x.cosx+sinx