please help me with this might be easy for you please
Share
please help me with this might be easy for you please
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.
Verified answer
Hello,
here's an identity you will find useful here:
(a+b)(a-b) = a² - b²
so here, a=3 and b=x
So this will be 3² - x² = 9 - x²
Hope this helps :)
3(3-x)+x(3-x)
9-3x+3x-x^2
9-x^2
I hope it helped