Express with a rational denominator and simplify.

MATHEMATICS · Single correct · ICSE · Mathematics · Pure Arithmetic · Pure Arithmetic

Problem

Express

\dfrac{7x}{\sqrt[5]{2x^{3}}}

with a rational denominator and simplify. (a)

\dfrac{7\sqrt[5]{16x^{2}}}{2x}

(b)

\dfrac{7}{2}\sqrt[5]{16x^{2}}

(c)

\dfrac{7}{2}\sqrt[5]{8x^{2}}

(d)

\dfrac{7}{2}\sqrt[5]{2x^{2}}