Find the second derivative of

$f(x)=2cosx+x^{2}sinx$

Answer

a$.cosx(4x-2)-sinx(2-x^2)$

b$.cosx(4x-2)-sinx(2+x^2)$

c$.cosx(4x-2)+sinx(2-x^2)$

d$.-2sinx+2xsinx+x^{2}cosx$

e$.2sinx+2xsinx+x^{2}cosx$