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Mathematics 13 Online
OpenStudy (anonymous):

find the sum: 2-3+9/2-27/4+...-177147/1024

OpenStudy (anonymous):

-176.245117

OpenStudy (anonymous):

how did you get that im so confused on all the steps

OpenStudy (anonymous):

oh and book tells that the answer is -105469/1024 all i know is that its a geometric sequence

OpenStudy (anonymous):

? i just input it how it was typed

OpenStudy (anonymous):

like you need to find out what terms that is according to geometric formual then hte sum on it im jus stuck

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