Differentiate `x^3(sinx)e^(4lnx)`

Explanation

`=x^3(sinx)e^(lnx^4)`
`=x^3(sinx)x^4`
`=x^7sinx`
`impliesdy/dx=d/dx(x^7) cdot sinx+x^7d/dx(sinx)=7x^6sinx+x^7cosx`