Math, asked by punitchouhan56, 7 months ago

factorise 12 (a+b)^2-(a+b)-35

Answers

Answered by paridhimittal3106

Answer:

(4a+4b-7)(3a+3b+5)

Step-by-step explanation:

12(a+b)²-(a+b)-35

=12(a+b)²-21(a+b)+20(a+b)-35

=3(a+b)[4(a+b)-7]+5[4(a+b)-7]

=[4(a+b)-7][3(a+b)+5]

=(4a+4b-7)(3a+3b+5)

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factorise 12 (a+b)^2-(a+b)-35​

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factorise 12 (a+b)^2-(a+b)-35