exam Maths Puzzle Numerical Ability

x^3y+2x^2y^2+xy^3

I came up with the answer can you let me knwo if i am correct
x(x^2y+y^3+2xy^2)
xy(x^2+y^2+2xy)

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I really need to find something that i can type in the problem and get the answer. Like not to so totally cheat, but like, so i can check it. Im in 9th grade and i had to take Pre- "How do you solve 4x-9=7x+12"