Mathematics
Factorise by grouping method :
ab - 2b + a2 - 2a
Factorisation
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Answer
Given,
ab - 2b + a2 - 2a
= b(a - 2) + a(a - 2)
= (a - 2)(b + a)
= (a - 2)(a + b).
Hence, ab - 2b + a2 - 2a = (a - 2)(a + b).
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Factorise by grouping method :
ab - 2b + a2 - 2a
14 Likes
Given,
ab - 2b + a2 - 2a
= b(a - 2) + a(a - 2)
= (a - 2)(b + a)
= (a - 2)(a + b).
Hence, ab - 2b + a2 - 2a = (a - 2)(a + b).
Answered By
10 Likes