Math, asked by guripannu2003, 5 months ago

The factorisation of ab – a – b + 1 is

(a) (a – 1)(b – 1)

(b) (a + 1)(b + 1)

(c) (a – 1)(b + 1)

(d) (a + 1)(b – 1

Answers

Answered by bson

3

Answer:

a

Step-by-step explanation:

ab-a-b+1

a(b-1)-1(b-1)

(a-1)(b-1)

Answered by csckhair4

1

Answer:

ab-a-b+1

a(b-1) -1(b-1)

(a-1) (b-1)

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