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Question
Factorise the expression and divide them as directed.
5pq(p2 − q2) ÷ 2p(p + q)
Solution
5pq (p2 − q2) ÷ 2p (p + q)
= `(5pq(p^2−q^2))/(2p(p+q))`
= `(5pq(p−q)(p+q))/(2p(p+q))` ...[x2 + (a + b) x + ab = (x + a)(x + b)]
= `5/2q(p − q)`
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