Hi please help me with this

Answer:
To solve for the answer, you want to divide the exponents of each variable by the square root. So, you would get
[tex]x^{\frac{3}{6} } + y^{\frac{18}{6} } \\[/tex]
If you simplify the equation you will get,
[tex]x^{\frac{1}{2} } + y^{3}[/tex]