What is the digit at unit’s place of 9ⁿ?
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1 and 9. Unit digit will be 1 and 9 only.
Buddh:
if n is even then the unit digit will be 1 and if n is odd then it will be 9
thanks a lot
thank a lot
Answered by
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There are only two possibilities ie 1 and 9. This answer can be found by carefully observing the powers of 9
1 9 81 729 ....
1 9 81 729 ....
thanks a lot
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