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Question
Evaluate: (6p2 - 8pq + 2q2) (- 5p)
Solution
(6p2 - 8pq + 2q2) (- 5p)
= -5p × 6p2 - 5p × (- 8pq) - 5p (2q2)
= - 30p3 + 40p2q - 10pq2
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