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Question
Factorise the given expression.
p2 + 6p − 16
Sum
Solution
p2 + 6p − 16
This is on advanced type
= p2 + (8 − 2) p − 8 × 2
= p2 + 8p − 2p − 8 × 2
= p2 + 8p − 2p − 16
On taking the common
= p (p + 8) − 2 (p + 8)
Hence, factorization
= (p + 8) (p − 2)
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