Can you solve this radical expression?

Question

3�ã8+2�ã8
Can someone help me on this problem, I am very lost.

Answer 1

looks like nonsense to me.

Answer 2

3�ã8+2�ã8 ok there I think I got it Sorry.

Answer 3

x1/3 and y2/5 will this work ??

Answer 4

never mind I am so lost now!!