Question

expand (2x+3y)whole square2​

Answer 1

Answer:

5xy answer is it's correct.

Answer 2

4x²+12xy+9y²

Step-by-step explanation:

(a+b)²=a²+2ab+b²

here,

a=2x

b=3y

(2x+3y)²=(2x)²+2×2x×3y+(3y)²

=4x²+12xy+9y²

hope it helps you, please mark me as brainliest..