If a number has 1 or 9 in its units place then its square ends in
Answers
Answered by
0
Answer:
1
Step-by-step explanation:
1^2 = 1
and
9^2 = 81
Both 1 and 9 squares have 1 at its unit place
Therefore the answer is 1
Answered by
3
Answer:
1
Step-by-step explanation:
FOR EXAMPLE :
( 11 ) ² = 121
( 19 )² = 261
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