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Description The Difference of Squares Rule states that: \({a}^{2}-{b}^{2}=(a+b)(a-b)\) |
Examples \[{x}^{2}-4\] 1 Rewrite it in the form \({a}^{2}-{b}^{2}\), where \(a=x\) and \(b=2\). \[{x}^{2}-{2}^{2}\] 2 Use Difference of Squares: \({a}^{2}-{b}^{2}=(a+b)(a-b)\). \[(x+2)(x-2)\] Done ![]() |