Check whether (15)^n can end with the digit 0 for any n belongs to Natural numbers
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The digit is not 0 its 5.
as 5×5=25 where 5 is the end digit . When we multiply 15×15=225 its end digit is 5.
Again and again it comes 5.
If we do 15^1 or 15^9 the answer is same.
The end digit is 5 only.
as 5×5=25 where 5 is the end digit . When we multiply 15×15=225 its end digit is 5.
Again and again it comes 5.
If we do 15^1 or 15^9 the answer is same.
The end digit is 5 only.
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