Question

How to factorize xsquare - 1 . pls it is urgent

Answer 1

Answer:

Rewrite 1 as 12 . Since both terms are perfect squares, factor using the difference of squares formula, a2−b2=(a+b)(a−b) a 2 - b 2 = ( a + b ) ( a - b ) where a=x and b=1 .