Factorise:6x²+5x-6 solve the sum by trial and error method
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6x^2+5x-6
6x^2+9x-4x-6
3x(2x+3)-2(2x+3)
3x-2=0. 2x+3=0
3x=2. 2x=-3
x=2/3. x=-3/2
2/3, - 3/2 are the zeroes of the polynomial 6x^2+5x-6
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Answered by
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Answer:
= 6x² + (9 - 4) x - 6
= 6x² + 9x - 4x - 6
= 3x (2x + 3) - 2 (2x + 6)
= (3x-2) (x-4)
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