∛(y^13) ∛(16y^14)Multiply and simplify assume all expressions under radicals represent non negative number

My friend helped me she said azanswer is 12(y^13)(square root sybol y)

∛(y^13) = y^(13/3)

∛(16y^14) = ∛16 * y^(14/3)

so, the answer is

∛16 y^(13/3 + 14/3)
= 2∛2 y^9