Question

p² + q²= 25
pq = 12 , find 2(p+q) ²-3(p-q)²​

Answer 1

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Step-by-step explanation:

ANSWER ::

2(p+q) ²-3(p-q)²

= 2 ( p² + q² +2pq) - 3( p² + q² - 2pq)

= - ( p² + q²) +10pq

= - 25 + 120

= 95

Answer 2

Answer:

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Step-by-step explanation:

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