Question

(3x²y + 5z)²
expand the following​

Answer 1

Hey,

By using the identity (a+b)^2 = a2 +b2 +2ab

(3x^2y+5z^2)^2

(3x^2y)^2 +(5z^2)^2 +2(3x^2y)(5z^2)

9x^4y^2 + 25z^4 +30x^2yz^2

Hope it helps

Mark it as the brainliest one