5-4x-12 factorise plz
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Answer:
5 - 10x + 6x- 12
5(1-2x) +6(1-2x)
(1-2x)(5+6)
Step-by-step explanation:
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We have to factorize ... 5 - 4 x ( 1 + 3 x)
5 - 4 x - 12 x²
= - [ 12 x² + 4 x - 5 ]
12 * -5 = -60. Find the factors of -60 such that difference/sum is 4.
-60 = -5 * 12, 10 * - 6
So - [ 12 x² + 10 x - 6 x - 5 ]
- [ 2 x ( 6x + 5) - 1 (6 x + 5) ]
- [ (2 x -1) (6x+5) ]
= - (2x -1) (6x+5)
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5 - 4 x - 12 x²
= - [ 12 x² + 4 x - 5 ]
12 * -5 = -60. Find the factors of -60 such that difference/sum is 4.
-60 = -5 * 12, 10 * - 6
So - [ 12 x² + 10 x - 6 x - 5 ]
- [ 2 x ( 6x + 5) - 1 (6 x + 5) ]
- [ (2 x -1) (6x+5) ]
= - (2x -1) (6x+5)
HOPE IT HELPS U
PLZ MARK IT AS BRAINLIEST ANSWER
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