Question

ab+a-2b-2=(a-2) (———), Fill in the blanks to correct the given statement.

Answer 1

$ab + a - 2b - 2 =( a - 2)(b + 1)$

Answer 2

Solution :

ab + a - 2b - 2

= a( b + 1 ) - 2( b + 1 )

= ( b + 1 )( a - 2 )

Therefore ,

ab + a - 2b - 2 = ( a - 2 )( b + 1 )

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