Question
The following numbers are not perfect cubes?
100
Solution
The prime factorisation of 100 is as follows.
100 = 2 × 2 × 5 × 5
Here, each prime factor is not appearing as many times as a perfect multiple of 3. Two 2s and two 5s are remaining after grouping the triplets. Therefore, 100 is not a perfect cube
Is there an error in this question or solution?
Solution The Following Numbers Are Not Perfect Cubes? 100 Concept: Cubes - Some Interesting Patterns.
