verify.. ..plzz answer fasttt
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Step-by-step explanation:
see the attachment......
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LHS
= (4p + 7q)² - 112pq
= (4p)² + (7q)² + 2(4p)(7q) - 112pq
= 16p² + 49q² + 56pq - 112pq
= 16p² + 49q² - 56pq
RHS
= (4p - 7q)²
= (4p)² + (7q)² - 2(4p)(7q)
= 16p² + 49 q² - 56pq
LHS = RHS
Hence,
(4p + 7q)² - 112pq = (4p - 7q)²
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