Which of the following would end with digit 1?
77²
599²
1344²
2783²
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Answered by
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Step-by-step explanation:
checking by :
if one's placed digit is 1 after squaring last digit of given numbers
so 7²= 49= 9
9²= 81= 1
4²=16=6
3²=9=9
therefore 599² is the correct answer
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