Question

How do i solve this problem

Answer 1

No, it is not.

Explanation:

remember PEMDAS (parenthesis, exponents, mult., etc)

use distributive property, but solve parenthesis first

3x(x+4)²

(x+4)(x+4) = x² + 8x + 16

3x(x² + 8x + 16) >>> 3x³ + 24x² + 48x

so the equation is not equal