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Question
Factorise the following:
x² + 10x + 24
Solution
Product = 24, sum = 10
Split the middle term as 6x and 4x
x² + 10x + 24 = x² + 6x + 4x + 24
= x(x + 6) + 4(x + 6)
= (x + 6)(x + 4)
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