Answer:
To factorize the expression 15y + 30xy^2, you can find the greatest common factor (GCF) of the terms and factor it out. In this case, the GCF is 15y. Here's how to factorize it:
15y + 30xy^2 = 15y(1 + 2xy)
So, the factored form of 15y + 30xy^2 is 15y(1 + 2xy).