Question

What is the cube root of 729?

• A. 8
• B. 12
• C. 14
• D. 9

Answer 1

The correct option is D

9

Cube root of an odd number is an odd number.
So, in the given option 9 is the odd number.

Also, we can find the the cube root using prime factorization

$\sqrt[3]{3729}$ = $\sqrt[3]{39\times 9\times 9}$ = $\sqrt[3]{39^3}$ = $9$