Question

factorise:- 12x square-7x-1​

Answer 1

Answer:

12x2 - 7x + 1

= we can find two numbers such that pq = 12 x 1 = 12 and p + q = -7

%D Here, 12x2 - 7x + 1 = 12x2 - 4x - 3x + 1

= 4 x ( 3x - 1) - 1 ( 3x - 1)

= ( 3x - 1) ( 4x - 1)

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