Advertisements
Advertisements
Question
Find which of the following number is cube of rational number 0.04 .
Advertisements
Solution
We have: \[0 . 04 = \frac{4}{100} = \frac{2 \times 2}{2 \times 2 \times 5 \times 5}\]
It is evident that 4 and 100 could not be grouped in to triples of equal factors; therefore, 0.04 is not a cube of a rational number.
APPEARS IN
RELATED QUESTIONS
A perfect cube does not end with two zeroes.
There is no perfect cube which ends with 8.
The cube of a two-digit number may be a three-digit number.
Evaluate the following:
Find the cube root of the following number by successive subtraction of number:
1, 7, 19, 37, 61, 91, 127, 169, 217, 271, 331, 397, ... 1728 .
Find the cube root of the following number −729 × −15625 .
Find the cube root of the following rational number \[\frac{686}{- 3456}\] .
Find the cube root of the following rational number 1.331 .
Find the cube root of the following number.
8000
Find the cube root of the following number.
343
