Question

diffrentiate x(1+x)^3

Answer 1

$<marquee>$

$\orange{\boxed{\blue{\boxed{\green{Hope \: It \: May \: Help \: You}}}}}$

Answer 2

x(1+x)³ = x[1+x³+3x³(1+x)]

= x(1+x³+3x³+3x^4)

= x(1+4x³+3x^4)

= x+4x^4+3x^5