Which of 1232, 772, 822,
1612, 1092 would end with
digit 1?
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5
Answer:
The squares of those numbers end in 1 which end in either 1 or 9. The squares of 161 and 109 would end in 1.
Property 3. When a square number ends in 6, then the number whose square it is, will have 4 or 6 in its unit place.
Answered by
1
The squares of those numbers end in 1 which end in either 1 or 9. The squares of 161 and 109 would end in 1. Property 3.
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