State which of the following are surds Justify. : [3] 51 - Vidyadip

Question

State which of the following are surds Justify. : $\quad \sqrt[3]{51}$

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Answer

$\sqrt[3]{51}$ is a surd because 51 is a positive rational number, 3 is a positive integer greater than 1 and $\sqrt[3]{51}$ is irrational.

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