You can
put this solution on YOUR website! .
Use the identity
-
= {a+b)*(a-b).
Yesterday, a lot of similar (TWIN) problems were solved in this forum
https://www.algebra.com/algebra/homework/quadratic/Quadratic_Equations.faq.question.1131329.html
https://www.algebra.com/algebra/homework/quadratic/Quadratic_Equations.faq.question.1131330.html
They are your SAMPLES and TEMPLATES.
Do the current problem in the same way.
Do not post twin problems - DO THEY ON YOUR OWN (for your benefit . . . )
-------------------
Making calculations is the students' honor duty and a privilege. ( . . . if you are a real student . . . )