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Mathematics 18 Online
OpenStudy (anonymous):

Find S5 for the sequence 3, 13, 23, 33, 43, 53, 63, 73.

OpenStudy (anonymous):

you mean ratio? or the fifth number?

OpenStudy (anonymous):

what is S5?

OpenStudy (amistre64):

S5 eh, ithink thats keyboard for \(S_5\), or the 5th partial sum

OpenStudy (amistre64):

in this case, just add up the first 5 numbers

OpenStudy (anonymous):

ridiculous asker! disappear!!!

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