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can the number 6n, n being a natural number, end with the digit 5? Give reason

Posted by Jatin Salaria 7 years, 1 month ago

CBSE > Class 10 > Mathematics

2 answers

Rachit Dwivedi 7 years, 1 month ago

6n = (2×3)n and we know that the no. which end with 5 it must have 5 as its factor . So it does not end with 5

0Thank You

Prashanshi Khushi 7 years, 1 month ago

If any number ends with 5, then it will be divisible by 5 . Here 6 is not divisible by 5 .so, that 6n can not end with 5

0Thank You

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