Question

4. Factorise
:

12.x2 - 7x + 1​

Answer 1

12x² - 7x + 1

 

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

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

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

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

please mark this as brainliest answer