Math, asked by kimlin1120ghosh, 4 months ago

Q4. Verify that (11pq +4q)²- (11pq - 4g)²=
176pq²

Answers

Answered by subgb98

10

Answer:

(11pq+4q)²-(11pq+4q)²=176pq²

Let us consider LHS

(11pq+4q)²-(11pq+4q)²=121p²q²+88pq²+16q²-(121p²q²-88pq²+16q²)

=121p²q²+88pq²+16q²-121p²q²+88pq²-16q²

=176pq²

LHS =RHS

Hence proved

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