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3-D Objects Made with Cubes

What are the ...

Question

What are the remainders when a perfect cube is divided by 7?

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Solution

1³÷ 7 = 1

2³÷ 7 = 1

3³÷ 7 = 6

4³÷ 7 = 1

5³÷ 7 = 6

6³÷ 7 = 6

7³÷ 7 = 0

8³÷ 7 = 1

9³÷ 7 = 1

It can be observed that when a perfect cube is divided by 7, the remainders are 0, 1 or 6.

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