गुणनखण्ड ज्ञात कीजिए : `12x^(2)-7x+1`.

Explanation

`12x^(2)-7x+1`
यहाँ , `a=12,b=-7,c=1`
p + q = b = - 7
`pq=ac=12xx1=12`
`12=3xx4`
- 7 = - 3 - 4
`therefore12x^(2)-7x+1=12x^(2)-3x-4x+1`
`=3x(4x-1)-1(4x-1)`
`=(4x-1)(3x-1)`.