Question

factorise 4 Y squared minus 4 Y + 1​

Answer 1

Answer:

Explanation:

4y^2-4y+1=0

4y^2-2y-2y+1=0

2y(2y-1)-1(2y-1)=0

(2y-1)(2y-1)=0

thn y=1/2 and y=1/2