Question

if x = y and x square + y square then the value of [x+y]^2 is​

Answer 1

Answer:

answer is 4y^2

Step-by-step explanation:

x=y

so [x+y]^2 =[y+y]^2

so,[2y]^2

so,4y^2

Answer 2

Answer:

4x^2 or 4y^2

Step-by-step explanation:

x=y

x+y =2x or 2y

If x+y=2x

(x+y)^2= (2x)^2= 4x^2

If x+y = 2y

(x+y)^2 = (2y) ^2 = 4y^2