Question

simplify the question with suitable identity of (2x)²-y²​

Answer 1

Answer:

x=2

Step-by-step explanation:

y=-1

it is the answer

Answer 2

Answer:

4x²+y²−4xy

Step-by-step explanation:

Given, (2x−y)

2

We know, (a−b)

2

=a

2

−2ab+b

2

.

Then,

(2x−y)

2

=(2x)

2

+y

2

−2×2x×y

=4x

2

+y

2

−4xy.

hope it's helpful to you!