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10th class NCERT test book exercise …

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10th class NCERT test book exercise 1.2 5th sum
  • 1 answers

Rakshitha M 5 years, 3 months ago

Check whether 6n can end with the digit 0 for any natural number n. Ans. If any number ends with the digit 0, it should be divisible by 10. In other words, it will also be divisible by 2 and 5 as  Prime factorisation of  It can be observed that 5 is not in the prime factorisation of. Hence, for any value of n, will not be divisible by 5. Therefore, cannot end with the digit 0 for any natural number n.
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