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Mathematics 20 Online
OpenStudy (anonymous):

What the f is this, and how do I "evaluate" it?

OpenStudy (anonymous):

OpenStudy (anonymous):

what subject?

OpenStudy (anonymous):

Algebra 2

OpenStudy (anonymous):

i honestly have no clue how to work it out but the anser is 26

OpenStudy (anonymous):

Thanks. I suppose that will work for now. I can ask my math tutor about it later

OpenStudy (anonymous):

https://mathway.com/ go to precalculus section and it has the sigma. this website is really helpful

OpenStudy (anonymous):

Cool, thanks! I'll check it out~

OpenStudy (anonymous):

no probs!!:)

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