Asked by Marissa

does anyone know anything about sigma notation?
Answered by Bob
Google it!!! it works:D
Answered by Marissa
I know what it is I'm just asking so someone could help me with my questions.
Answered by Count Iblis
You just write below the summation sign which variable(s) you are summing over, indicting the starting value(s) and on top you write the upper limits to the summation variable(s).
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