factorise 7x square-25x+12
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Step-by-step explanation:
Given, 7x^2 - 25x + 12 = 0
7x^2 - 28x - 3x + 12 = 0
7x ( x - 4 ) - 3 ( x - 4 ) = 0
(7x - 3 ) ( × - 4 ) = 0
x = 4 , 3/7
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