All integers have a perfect square and a perfect cube.
For example:
-22 = 4, -23 = -8,
-12 = 1, -13 = -1,
02 = 0, 03 = 0,
12 = 1, 13 = 1,
22 = 4, 23 = 8,
32 = 9, 33 = 27,
etc.
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Because they are square/cube of an integer.
No, 2 is neither a perfect square nor a perfect cube.
It is both because 1,000,000 is a perfect cube and a perfect square number
an integer
The square root of a perfect square and the cube root of a perfect cube is always an integer. A perfect square is a number multiplied by itself. A perfect cube is a number multiplied by itself twice. Example: 3 x 3 is 9, the square of 3 3 x 3 x 3 is 27, the cube of 3