Question

how to find the ones digit of the cubes a)79
b)40
c)106
d)125

Answer 1

$\mathfrak{\huge{hi\:friend}}$

1•ones place of 79 is 9.
so we have to find the cube of 9.
9 cube is 729.
And now we have to see the ones place,it is 9.

2•40-0.

3•106-6.
6 cube is 216.
6 is the ones place digit.

4•125-5.
5 cube is 125.
5 is the ones place digit.

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Answer 2

Answer:

1-9

2-0

3-6

4-5

Step-by-step explanation:

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