Math, asked by dk9995, 5 months ago

ab - a - b + 1 factorise
please tell me step-by-step

Answers

Answered by pratikpawar2424

0

Answer:

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

(a-1)(b-1)

Answered by harshittiwari92

0

Answer:

mark me as brainliest

Step-by-step explanation:

ab - a - b + 1 = a ( b - 1 ) - 1 ( b - 1 )

= (a - 1)(b - 1)

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