219k views
4 votes
Abigail says that all the numbers ending 1 are prime. Is Abigail correct or incorrect

User Nullptr
by
7.1k points

2 Answers

3 votes
incorrect.......................
User Rahul Yadav
by
6.1k points
4 votes
Incorrect.
Go through the numbers and you'll find un-prime numbers ending in 1:
21, 81, 121,...
User Riddhesh Sanghvi
by
6.7k points
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