Question

( 2x + y ) ka whole square expand

Answer 1

Answer:

4x^2 + y^2 + 4xy

Step-by-step explanation:

( 2x + y )^2

Formula : -

( a + b )^2 = a^2 + b^2 + 2ab

Here,

a = 2x

b = y

( 2x + y )^2

= ( 2x )^2 + y^2 + 2 ( 2x ) ( y )

= 4x^2 + y^2 + 4xy