(viii) (3x + 1)-(3x + 2) (3x - 1)
Answers
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1
(3x+1)-(9x²-3x+6x-2)
3x+1-9x²-3x+2
3-9x²
3(1-3x²)
3(1+√3x)(1-√3x)
Hope it helps
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Answered by
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Question:
(3x + 1)-(3x + 2) (3x - 1)
Answer:
=> 3x+1- (3x+2)(3x−1)
Multiplying
=> 3x+1 - [(3x)(3x-1) +2(3x-1)]
=> 3x+1 - [9x²-3x +6x -2]
=> -9x²+3x+3x-6x+2+1
=> -9x² +6x-6x+3
=> -9x² +3
=> -3(3x²+1)
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