Advertisements
Advertisements
प्रश्न
Using prime factorisation, find which of the following are perfect cubes.
729
Advertisements
उत्तर
We have, 729 = 3 × 3 × 3 × 3 × 3 × 3
Since, the prime factors appear in triplets.
So, 729 is a perfect cube.
APPEARS IN
संबंधित प्रश्न
Find the cube root of the following number by the prime factorisation method.
13824
Find the cube root of the following number by the prime factorisation method.
46656
Using the method of successive subtraction examine whether or not the following numbers is perfect cube 792 .
Using the method of successive subtraction examine whether or not the following numbers is perfect cube 1331 .
\[\sqrt[3]{\frac{512}{. . .}} = \frac{8}{13}\]
Three numbers are to one another 2 : 3 : 4. The sum of their cubes is 0.334125. Find the numbers.
Making use of the cube root table, find the cube root
7342 .
Making use of the cube root table, find the cube root
833 .
Find `root(3)(0.125)`.
The cube root of 540 × 50 is ___________
