Maharashtra Class 9 Answered
how to factorise (xsq.-x)sq -8 (xsq.-x ) + 12 ??
Asked by ziachotanikapoor | 20 Sep, 2019, 01:08: PM
Expert Answer
(x2 - x)2 - 8(x2 - x) + 12
Let x2 - x = m
m2 - 8m + 12
= (m - 6)(m - 2)
Resubstitute the value of m, we get
= (x2 - x - 6)(x2 - x - 2)
= (x - 3)(x + 2)(x - 2)(x + 1)
Answered by Yasmeen Khan | 20 Sep, 2019, 04:28: PM
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