tristaneast7113 tristaneast7113

28-04-2018
Mathematics

contestada

Write an expression that gives the requested sum. the sum of the first 18 terms of the geometric sequence with first term 3 and common ratio 2

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shresthainfinip67huv shresthainfinip67huv

28-04-2018

I got 786432 when I use a(r^n-1)/(r-1)

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