Answer:
10
Step-by-step explanation:
5 choose 2 is 5x4/2, which is 20/2, which is 10.
should be xy^4/4
next to the last step (x^3(y^3)^4)^1/3
just took the test and got 100% :)
Have a nice day!!
- <em> Shadow</em>
x=1/256
hope it helps you