Cube Roots

Cube Roots

The number c is the cube root of a, written \sqrt[3]{a} if the third power of c is a – that is , if c3 = a, then \sqrt[3]{a}   = c.

For example:

2 is the cube root of 8 because 23 = 2.2.2 = 8

 

Every real number has exactly one cube root in the system of real

numbers. The symbol \sqrt[3]{a}  represents the cube root of a.

 

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