This blog makes available plenty of questions for practice, for the Mathematics competitive exams. We also try to bring to students interesting ways of approaching the questions.
If you need any assistance in questions from IPM, MTSE, SCHOLARSHIP, OLYMPIAD, CBSE , ICSE or Board test papers, you may write to us.
Friday, August 9, 2013
numbers , divisibility
If n is an
odd integer, then show that n2 – 1 is divisible by 8.
No comments:
Post a Comment