Question

3. Which of the following cannot
be the unit digit of a perfect
square number ? *
Ο Ο Ο
O8​

Answer 1

Answer:

The answer is 8 because if u see squares of numbers 1 to 9 ( which form the unit digits of any other number) none of them ends with '8' as a digit.

For further explanation here are the numbers with their squares.

1 》 1

2 》 4

3》 9

4》 16

5 》 25

6 》 36

7 》 49

8 》 64

9 》 81

10 》100

Answer 2

Answer:

the answer is 8 .....

Step-by-step explanation:

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