Question

26. Factorise 1+x+xy+x^2y (a) (1+xy)
(1+x) (b) (1-xy)(1+x) (c) (1+x)(1+y)(d)
(1-xy)(1-x).​

Answer 1

Answer:

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a is the answer

Answer 2

Answer:

1 + x+ xy + x²y

= (1+x) + (xy+x²y)

[Grouping the expressions]

1(1+x) + xy (1+x)

(1+xy) (1+x) are the two factors of 1 + x+ xy + x²y

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