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Question
Factorise the following expression.
2a3 – 3a2b + 5ab2 – ab
Sum
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Solution
We have,
2a3 – 3a2b + 5ab2 – ab
= a × 2a2 – a × 3ab + a × 5b2 – a × b
= a(2a2 – 3ab + 5b2 – b)
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Chapter 7: Algebraic Expression, Identities and Factorisation - Exercise [Page 233]
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