U USONICIG Postman Joined Dec 3, 2018 Messages 100 Mar 19, 2019 #1 http://usonicig.com/ZIP/index.aspx Last edited: Mar 19, 2019
U USONICIG Postman Joined Dec 3, 2018 Messages 100 Mar 19, 2019 #4 BULLDOG1964 said: i think its C 2......... Click to expand... So what does the final equation look like?
BULLDOG1964 said: i think its C 2......... Click to expand... So what does the final equation look like?
Chris K Vendor Joined Apr 13, 2017 Messages 4,539 Mar 19, 2019 #5 C - 2 Move two from the 3 Zips to the left so it equals 3 - 1 = 2.
AJT Veteran Joined Jan 20, 2018 Messages 5,737 Mar 19, 2019 #6 B:1 1-1=2 1^3+2^3+3^3+...+n^3 formula Last edited: Mar 19, 2019
U USONICIG Postman Joined Dec 3, 2018 Messages 100 Mar 20, 2019 #8 Both B and C are correct. 1=3-2 3-1=2