Answer:
(2x+3y)^2
= (2x)^2 + 2(2x)(3y) + (3y)^2
= 4x^2 + 12xy + 9y^2
4x^2 12xy +9y^2
Step-by-step explanation:
(2x+3y)(2x+3y)
FOIL
4x^2 + 6xy+6xy + 9y^2
