Question

expand the following (3x+5y)²​

Answer 1

Answer:

Hope this helps:)

Step-by-step explanation:

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

=9x^2 + 30xy + 25y^2

Answer 2

Answer is in the attachment:

Have a nice day.

Toodles!