Work Step by Step
Since $a^2-b^2=(a+b)(a-b)$ and this expression can be written as $(ax)^2-b^2$, the expression can be factored as $(ax+b)(ax-b)$.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.