Question

What is the cuberoot of the squareroot of 324?

Answer 1

$\sqrt[3]{\sqrt{324}}=\sqrt[3]{\sqrt{18^2}}=\sqrt[3]{18}\approx2.6207\\\\\sqrt[3]{\sqrt{324}}=\sqrt[6]{324}$

Answer 2

$\sqrt[3]{\sqrt{324}}=\sqrt[3]{18}\approx 2.62$