5aa2-1Rewrite 1 as 12.5aa2-12Since both terms are perfect squares, factor using the difference of squares formula, a2-b2=(a+b)(a-b) where a=a and b=1.5a(a+1)(a-1) Simplify (5a)/(a^2-1) Solving MATH problems We can solve all math problems. Get help on the web or with our math app