In the surd $\sqrt[3]{5}$, the order (index) is

In the surd $\sqrt[3]{5}$, the order (index) is
  1. $3$
  2. $5$
  3. $2$
  4. $15$

Solution

In $\sqrt[n]{a}$, $n$ is the order. Here $n = 3$.

Asked in: MH-SSC-9

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