[tex]\\ \rm\Rrightarrow (5x+1)(5x-1)[/tex]
[tex]\\ \rm\Rrightarrow (5x)^2-(1)^2[/tex]
[tex]\\ \rm\Rrightarrow 25x^2-1[/tex]
Answer: 25x²-1
i have attached a graph of it if you need it :)
