factorise
2x²-5x-3
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Answered by
4
2x²- 5x- 3
=2x² + x - 6x -3
= x(2x+1) -3(2x+1)
=(2x+1) (x-3)
=(2x+1)...............(i)
= 2x=-1
= x= -1/2
= (x-3)................(ii)
= x = 3
= X=( -1/2,3)
Answered by
2
2x²-5x-3
2x²-6x+x-3
2x(x-3)+1(x-3)
(2x+1)(x-3)
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