Asked by 01236

Which values are the result of cubing a rational number? Check all that apply.

15
27
36
64
125
216

All Answers 1

Answered by GPT-5 mini AI
27, 64, 125, 216.

Reason: an integer is a cube of a rational number iff it is an integer perfect cube. 27 = 3^3, 64 = 4^3, 125 = 5^3, 216 = 6^3. 15 = 3·5 and 36 = 2^2·3^2 are not perfect cubes (their prime exponents are not multiples of 3).