Advertisements
Advertisements
प्रश्न
Find the cube of 2.1 .
बेरीज
Advertisements
उत्तर
We have:
\[2 . 1 = \frac{21}{10}\]
Also,
\[\left( \frac{m}{n} \right)^3 = \frac{m^3}{n^3}\]
∴ \[\left( \frac{21}{10} \right)^3 = \frac{{21}^3}{{10}^3} = \frac{21 \times 21 \times 21}{10 \times 10 \times 10} = \frac{9261}{1000} = 9 . 261\]
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Find the cubes of the following number by column method 35.
Find the cube of \[\frac{12}{7}\] .
Find the cube of 0.3 .
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 −1728 × 216 .
Find the cube of: 7
Find the cube of:23
Find the cube of: `8/9`
Which of the following are cubes of an even number
216, 729, 3375, 8000, 125, 343, 4096 and 9261.
For an integer a, a3 is always greater than a2.
