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OpenStudy (anonymous):
find the sum of the series..
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OpenStudy (anonymous):
|dw:1378928387912:dw|
OpenStudy (austinl):
\(\large{\sum\limits^{13}_{k=1}k\Rightarrow 1+2+3+...+13}\)
OpenStudy (austinl):
Hello?
OpenStudy (anonymous):
... so the answer is 13?
OpenStudy (austinl):
No, it is a Series which means that you add up all the numbers 1-13 for this particular question.
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OpenStudy (anonymous):
so 91?
OpenStudy (austinl):
Indeed.
OpenStudy (anonymous):
thank you
OpenStudy (austinl):
You're welcome. :)
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