Question

wing Identities find (2x+y)2​

Answer 1

Answer:

Answer

Correct option is

A

4x

2

+y

2

−4xy

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.

Therefore, option A is correct.