Math, asked by geetasoni478, 2 months ago

show that: (9p-5q)²+180pq=(9p+5q)²

Answers

Answered by nazihashaikh0

Answer:

(9p-5q)2+180pq=9p+5q)2

Step-by-step explanation:

L.H.S. = (9p)2-2 (9p) (5q) + (5q) + 180pq

= 81p2 - 90pq + 25q2 + 180pq

= 81p2 - 90pq + 25q2

R.H.S. = (9p+5q)2

= (9p) + 2 (9p) (5q) + (5q)2

= 81p2 - 90pq + 25q2

L.H.S. = R.H.S.

hope it will help you

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