Math, asked by deepa9871619966, 1 month ago

show that for any natural number 'n' ,
$9 ^{n}$
can never end with digit 2.

Answers

Answered by lovingrathour

Answer:The number 5n for any value of n to end by 2, 5 n should be divisible by 2. ... So by the uniqueness theorem of arithmetic, there is no other factor of 5n other than the 5 and 1 here. Therefore, 5n cannot end with the digit 2 for any natural number n.

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