The expression $x^2 - 9$ is a difference of squares and can be factored using the identity $a^2 - b^2 = (a-b)(a+b)$. - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$The expression $x^2 - 9$ is a difference of squares and can be factored using the identity $a^2 - b^2 = (a-b)(a+b)$.$