tentukan turunan dari f(x)=x²sin x -2x cos x +2sin x + x^5

f(x) = x²sinx - 2x cosx + 2sinx + x^5

f'(x) =[ 2x(sinx)+ cosx(x²) ] - [2(cosx) + (-sinx(2x)] + 2cosx + 5x⁴
= 2x(sinx) + x²(cosx) - 2cosx + 2x(sinx) +2cosx + 5x⁴
= 4x(sinx) + x²(cosx) + 5x⁴