Index of a radical

Question

Simlify by reducing the index of the radical: 6 as the index √y^3

Answer 1

⁶√y³

(y³)^1/6

y^1/2

√y

Answer 2

simplifies to y with an exponent of 3/6, i.e. y½ which is square root of y.

sorry about typographical errors in the original answer...