factorise..............
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Answered by
1
Answer:
Step-by-step explanation:
7(a-2b)²-25(a-2b)+12
=7(a²-4ab+b²)-25a+50b+12
=7a²-28ab+7b²-25a+50b+12
Hope this helps you.
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SharmaHarish:
Please mark as brainliest answer
Thanks
no this is not the right answer
the right answer is (7a - 14b - 4) ( a - 2b - 3)
My answer is correct your is wrong
no you post this question again i will give you full prove solution
Both r correct only method are different
I don't gone very deeply in the question
acha
..............
Answered by
1
let a - 2b =x
so,
7x² - 25x + 12
7x²-21x - 4x + 12
7x(x - 3) - 4( x - 3 )
(7x - 4)(x - 3 )
put a - 2b in the place of x
(7(a - 2b) - 4)(a - 2b -3)
(7a - 14b - 4 ) ( a - 2b - 3)
if you don't satisfied with the answer plz comment....
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