OpenStudy (anonymous):

can someone help me with the steps i have an answer just don't know how? geometric partial sum ∑[i=1,5,3(-4)^(i-1)].

5 years ago
OpenStudy (perl):

you want to just plug them in i=1,2,3,4,5 3(-4)^(1-1) + 3(-4)^(2-1) + 3(-4)^(3-1) + 3(-4)^(4-1) + 3(-4)^(5-1)

5 years ago
OpenStudy (perl):

are you looking for a generaly formula? you would need the whole formula

5 years ago
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