Mathematics
Factorise :
5 + 7x - 6x2
Factorisation
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Answer
5 + 7x - 6x2
= 5 + (10 - 3)x - 6x2
= 5 + 10x - 3x - 6x2
= (5 + 10x) - (3x + 6x2)
= 5(1 + 2x) - 3x(1 + 2x)
= (1 + 2x)(5 - 3x)
Hence,5 + 7x - 6x2 = (1 + 2x)(5 - 3x)
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