Question

Which of the following statements are​ true?
Question content area bottom
Part 1
Select all that apply.
A.
1 comma 728 is both a perfect square and a perfect cube.
B.
9 is a perfect cube.
C.
30 is neither a perfect square nor a perfect cube.
D.
27 is a perfect cube.
E.
36 is a perfect square.

Answer 1

Correct answers: C, D, and E.

Brief justifications:
- A: 1,728 = 12^3 (a cube) but not a perfect square, so A is false.
- B: 9 = 3^2, not a cube, so B is false.
- C: 30 is neither a square nor a cube — true.
- D: 27 = 3^3, a perfect cube — true.
- E: 36 = 6^2, a perfect square — true.