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anonymous
 one year ago
What is the common ratio of the geometric sequence: 128, 16,2,1/4
8
1/8
8
1/8
anonymous
 one year ago
What is the common ratio of the geometric sequence: 128, 16,2,1/4 8 1/8 8 1/8

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3: geometric sequence ,to find common ratio \[\large\rm \color{red}{r =\frac{ a_2 }{ a_1} ~~or~~ \frac{ a_4 }{ a_3 }}\] divide any term by previous one :)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I got8 is it right?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I divided 128 by 16

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3divide any term with the `previous ` one a_2 = 2nd term over a_1 = first term divide 2nd term by first one or 3rd term by 2nd one

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3dw:1444250059885:dw here is an example \[4,8,16\] i would divide 8 by 4 to get ratio not 4 by 8

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so the answer is 1/8

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3well 2nd term is 16 and first one is 128 \[\frac{ 16 }{ 128 }= ??\]

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.3keep it in fraction focus on sign negative divide by positive = ?
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