How do you add 4x(2x+1)3+5(2x+1)4?

1 Answer
Sep 8, 2017

(14x+5)(2x+1)3

Explanation:

4x(2x+1)3+5(2x+1)4

reduce (2x+1)4(2x+1)3
4x(2x+1)3+5(2x+1)(2x+1)3
4x(2x+1)3+(10x+5)(2x+1)3

factorize,
(4x+(10x+5))(2x+1)3
(14x+5)(2x+1)3