use suitable identity to find [xsquare+5/2][xsquare-5/2]
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
=x⁴-25/4
(a+b)(a-b)=a²-b²
hope this helps you.....
If any doubt, please ask ;)