please. factorise 3x^3-2x-8
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3x^2 - 2x -8
3x^2 - 6x + 4x - 8
3x ( x - 2) +4 ( x - 2)
( 3x +4 ) ( x -2 )
3x^2 - 2x -8
3x^2 - 6x + 4x - 8
3x ( x - 2) +4 ( x - 2)
( 3x +4 ) ( x -2 )
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