simplify (3p-4q) (9p^+12pq+16q^)
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Answer:
(3p – 4q) (9p2 + 12pq + 16q2)
It can be written as
= (3p – 4q) [(3p)2 + 3p × 4q + (4q)2]
By further simplification
= (3p)3 – (4q)3
= 27p3 – 64q3
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