Advertisements
Advertisements
प्रश्न
Using prime factorisation, find which of the following are perfect cubes.
1331
Advertisements
उत्तर
We have, 1331 = 11 × 11 × 11
Since, the prime factors appear in triplets.
So, 1331 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.
110592
You are told that 1331 is a perfect cube. Can you guess without factorization what is its cube root? Similarly, guess the cube roots of 4913, 12167, 32768
Using the method of successive subtraction examine whether or not the following numbers is perfect cube 345 .
Using the method of successive subtraction examine whether or not the following numbers is perfect cube 792 .
\[\sqrt[3]{480} = \sqrt[3]{3} \times 2 \times \sqrt[3]{. . .}\]
Evaluate:
Making use of the cube root table, find the cube root
5112 .
Making use of the cube root table, find the cube root
0.27
Find the cube root of -1331.
