Math, asked by hoodasiddharth01, 8 months ago

Expanded Form of (7p -9q)2

Answers

Answered by navyamedikonda123

0

Answer:

(7p)² +(9q)2 - 2 (7p)(9q)

49p²+81q²-126pq

Step-by-step explanation:

Answered by angel079

1

Step-by-step explanation:

(7p-9q)²

= (7p)²-2.7p.9q+(9q)²

=49p²-126pq+81q²

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