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Question
Factorise:
2x2 – 7x – 15
Sum
Solution
2x2 – 7x – 15
= 2x2 – 10x + 3x – 15
= 2x(x – 5) + 3(x – 5) ...[By splitting term]
= (2x + 3)(x – 5)
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Factorisation of Polynomials
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Chapter 2: Polynomials - Exercise 2.3 [Page 21]
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