factorise : 3х² – 8x – 3
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Answer:
3x2-8x-3=0
3x2-9x+x-3=0
3x(x-3)+1(x-3)=0
(x-3)(3x+1)=0
x=3 or x=-1/3
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Answered by
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Answer: (3x + 1) (x - 3)
Explanation:
To factorise :
3х² – 8x – 3
Proof:
By middle term Splitting:
3х² – 8x – 3
= 3х² - 9x + x -3
= 3x (x - 3) + 1 (x -3)
= (3x + 1) (x - 3)
Hence, proved.
Hope you got that.
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