http://img91.imageshack.us/img91/7874/61804661.jpg

Im not sure how to multiply this out please show steps on how to do this. Thanks

Printable View

- March 2nd 2009, 07:26 PMronaldo_07[SOLVED] Z18 Calculation
http://img91.imageshack.us/img91/7874/61804661.jpg

Im not sure how to multiply this out please show steps on how to do this. Thanks - March 2nd 2009, 07:56 PMTheEmptySet
- March 3rd 2009, 04:22 AMronaldo_07
How did you get from 75 to 3mod(17)?

- March 3rd 2009, 08:01 AMrajr
Hi as you mentioned it's not 3 mod 17, actually it is 3 mod 18.

take 75 and when you try to divide 75 by 18, you will get 3 as a remainder and hence 3 mod 18. is it helpful...? :) - March 3rd 2009, 10:32 AMThePerfectHacker
Here is another way. To find inverse of 7 you need to solve .

This is equivalent to .