Question:
Find the odd one out: 343, 512, 729, 1000, 1331, 1728 (Identify prime cube)
विषम संख्या ज्ञात कीजिए: 343 (\(7^3\)), 512 (\(8^3\)), 729 (\(9^3\)), 1000 (\(10^3\)), 1331 (\(11^3\)), 1728 (\(12^3\)). Choose prime cube:
Options:
- 1331 (cube of 11, only prime cube among options)
- 729
- 512
- 1000
- 1331
- 729
- 512
- 1000
Correct Answer: a)
Explanation:
1331 is \(11^3\), the only cube of a prime number among the two-digit choices.
1331 अभाज्य संख्या 11 का घन है।