The factorisation of the polynomial 9x²-6x-8
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ans. (3x + 2)(3x - 4)
Step-by-step explanation:
Given equation is 9x^2 - 6x - 8
= 9x^2 - 12x + 6x - 8
= 3x ( 3x - 4) + 2 ( 3x - 4)
= (3x + 2)(3x - 4)
therefore x = -(2/3) , 4/3
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