Question

The unit digit of the cube root of a perfect cube ending in 7 is______​

Answer 1

Answer:

3

0³= 0

1³= 1

2³= 8

3³= 27

4³= 64

5³= 125

6³= 216

7³= 343

8³= 512

9³= 729

Therefore,

The unit digit of the cube root of a perfect cube ending in 7 is 3.

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Answer 2

It is 3*3*3= 27
So The unit digit of the cube root of a perfect cube ending in7 is 3