factorize-12(a+b)^2-(a+b)-35
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Hi ,
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 ) - 7 ]
= [ 4a + 4b - 7 ] [ 3a + 3b - 7 ]
I hope this helps you.
:)
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 ) - 7 ]
= [ 4a + 4b - 7 ] [ 3a + 3b - 7 ]
I hope this helps you.
:)
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