Question

Find all the real cube roots of 0.000027.

A. 0.0009
B. 0.03 and -0.03
C. 0.0009 and -0.0009
D. 0.03

Answer 1

The answer is the option D

`0.03`

Explanation:

we have

`\sqrt[3]{0.000027}`

we know that

`\sqrt[3]{0.000027}=\sqrt[3]{(27)/(1,000,000)}=\sqrt[3]{(3^(3))/(100^(3))}=(3)/(100)=0.03`

Answer 2

cube root of 0.000027 is 0.03