Math, asked by avika32, 7 months ago

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(7p – 5q)2+ 140pq = (7p + 5q)2​

Answers

Answered by VanshikaAPS
10

Answer:

(7p-5q)²+140pq=(7p+5q)²

[(7p)²-2*7p*5q+(5q)²]+140pq=(7p)²+2*7p*5q+(5q)²

49p²-70pq+25q+140pq=49p²+70pq+25q²

49p²-70pq+140pq+25q=49p²+70pq+25q²

49p²+70pq+25q=49p²+70pq+25q²

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

Hence, it is true that (7p-5q)²+140pq=(7p+5q)²

Answered by ZeeSERE
0

Answer:

7p-5q)²+140pq=(7p+5q)²

Step-by-step explanation:

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