+0  
 
0
22
1
avatar

If n gives a remainder of 3 when divided by 7, then what remainder does n^2+1 give when divided by 7?

 Jul 19, 2022
 #1
avatar+2305 
+1

Why don't you try it out? 

 

Pick any number with a remainder of 3, compute \(n^2 + 1\), and find the remainder when it is divided by 7. 

 Jul 19, 2022

10 Online Users

avatar
avatar