The nested radical can be written in the form

MATHEMATICS · Single correct · GCSE · Mathematics · Number · Number

Problem

The nested radical

\sqrt[4]{\sqrt{y^{3}}}

can be written in the form

y^{k}

. What is the value of

k

? (a)

\dfrac{1}{8}

(b)

\dfrac{3}{4}

(c)

\dfrac{3}{8}

(d)

\dfrac{1}{4}