Math, asked by ttt27, 1 year ago

Solve by using identity
(9p-5q)²+180 pq=(9p+5q)²

Answers

Answered by 5253
3
(9p-5q)^2+180pq=(9p+5q)^2
81(p)^2+25(q)^2-90pq+180pq=81(p)^2+25(q)^2+90pq
90pq=90pq
0=0

5253: plz mark it as brainiest
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