Question

show that 12n cannot end with digit zero for any n£n​

Answer 1

Answer.

12n can only in with digit 0 or 5 when it weighs prime factor include 2 and 5 as its factor.

but 12 has not two and pipe as its prime factor so it is impossible for 12 and to end with digit 0 or 5

it may help u

please mark it as a brainlist answer