What is the integral of 4x^3?

2 Answers
Mar 11, 2018

The integral equals x^4 + C

Explanation:

As given by the power rule, int x^ndx = x^(n + 1)/(n + 1).

I = 4x^(3+ 1)/(3 + 1) = x^4 + C

Hopefully this helps!

Mar 11, 2018

\int 4x^3 dx= x^4 + C

Explanation:

\int 4x^3 dx

=4(x^(3+1)/(3+1))+C ; C\equiv arbitrary constant

=4(x^(4)/(4))+C

= x^4 + C