SOLUTION: Compute the sum (a +(2n+1)d)^2- (a + (2n)d)^2 +(a + (2n-1)d)^2 - (a+(2n-2)d)^2 + ... + (a+d)^2 - a^2
I don't understand, can you explain in detail?
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Sequences-and-series
-> SOLUTION: Compute the sum (a +(2n+1)d)^2- (a + (2n)d)^2 +(a + (2n-1)d)^2 - (a+(2n-2)d)^2 + ... + (a+d)^2 - a^2
I don't understand, can you explain in detail?
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Question 1168370: Compute the sum (a +(2n+1)d)^2- (a + (2n)d)^2 +(a + (2n-1)d)^2 - (a+(2n-2)d)^2 + ... + (a+d)^2 - a^2
I don't understand, can you explain in detail? Answer by ikleyn(52809) (Show Source):
If after that you do not understand the solution of the current problem, it means that EITHER you are in wrong class
OR you do not want / (do not able) to work on your own.
Also, I expected to get your THANKS for my previous solution/ my work / my teaching, but got nothing.
Let me tell you that such a behavior is far beyond the boundaries of my understanding.