Question

4y^2-4y+1 by 2nd identity​

Answer 1

4y^2-4y+1

2nd identity is (a-b)^2 = a^2-2ab+b^2

so, (2y-1)^2

and y= 1/2

Answer 2

Answer:

4y^2-2y-2y+1

2y(2y-1) 1(2y-1)

(2y+1)( 2y-1)

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