+0  
 
0
67
1
avatar+4 

 

Compute the sum of (a + (2n + 1)d)^2 - (a + (2n)d)^2 + (a + (2n - 1)d)^2 - (a + (2n - 2)d)^2 + ... + (a + d)^2 - a^2.

 

Can someone show a step by step solution to this problem? Thanks!

 Dec 21, 2020
 #1
avatar+31512 
+1

Search the Answers section on this forum.  This question has been asked and answered several times before.

 Dec 21, 2020

32 Online Users

avatar
avatar