Question

give the explanation​

Answer 1

Step-by-step explanation:

given

20x^2 -9x+1

20x^2 -5x-4x+1=0

5x(4x-1)-1(4x-1)=0

(5x-1)(4x-1)=0

5x-1=0 ,4x-1=0

5x=1,4x=1

x=1/5 , x=1/4 is answer obtained