SOLUTION: What is the formula to evaluate summation notation?

Question 458775: What is the formula to evaluate summation notation?
Answer by math-vortex(648) (Show Source): You can put this solution on YOUR website!
Do you have a particular expression in summation notation that you are trying to evaluate?

Here is a link to a nice (short) explanation of how summation notation works:
http://mathlesstraveled.com/appendices/sigma-notation/
Good luck!
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