Question

\[x \in \mathbb{R}\] Show that
\[\frac{2x+1}{6}(2(x+1)(2x+3)-2x(2x-1))=(2x+1)^{2}\]

Answer 1

(2(x+1)(2x+3)-2x(2x-1))
=4x^2+10x+6-4x^2+2
=12x+6
=6(2x+1)

Answer 2

thank you very much i got it

Answer 3

y wlcme