What will be the unit digit in the square of the following numbers 6327?
Answers
Answered by
1
Answer:
Unit digit will always be 9 becuase 7² is 49 whenever 7 multiplied even times the unit digit is 9 and when multiplied odd times unit digit is 3
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Answered by
2
Answer:
we have to multiply the last digit by itself
Step-by-step explanation:
6327=7x7
=49
unit digit =49=9
9 will be the unit digit of the square no of 6337
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