solve the problem immediately plz
Share
solve the problem immediately plz
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.
(5x-2y)²=(5x²)+(2y²)-2*5x*2y
7²=25x²+4y²-20xy
49=25x²+4y²-20*2
49-40=25x²+4y²
25x²+4y²=9
NOW
(5x+2y)²=25x²+4y²+2*5x*2y
(5x+2y)²=9+20xy
(5x+2y)²=9+40
(5x+2y)²=49
follow me
mark as a brainliest