Question

Factorise:
(x + y)(a + b) - (y+z)(a+b)
​

Answer 1

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--☆(x + y) (a + b) - (y+z)(a+b)

--♤(a+b) [(x+y)- (y+z)]

--♤(a +b ) [(x+y- y+z)]

--♤( a+ b) (x+z)

Answer 2

(i) From the groups of the given expression a factor can be taken out from each group.

(ii) Factorize each group

(iii) Now take out the factor common to group formed.

Now we will learn how to factor the terms by grouping.

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