Which of the following cannot be the unit digit of a perfect square number?
a. 6
b. 1
c. 9
d. 8
Answers
Answered by
5
Answer:
answer is (d) 8 cannot be the unit digit of a perfect square number.
Answered by
4
Answer:
option d
Step-by-step explanation:
If unit digit of a perfect square is 0 then ten's digit has to be 0. E.g. 100,400,900 all are Perfect Square having unit digit 0 and tens digit is 0. – If a number ends with 2, 3, 7 or 8 then it can't be perfect square
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