OpenStudy (anonymous):

What is the sum of a 6–term geometric series if the first term is 6 and the last term is 196,608?

6 years ago
hartnn (hartnn):

$T_{6}=6r ^{5}=19608$ does this help?find r

6 years ago
OpenStudy (anonymous):

missing a 6 @hartnn

6 years ago
hartnn (hartnn):

where i missed 6??

6 years ago
OpenStudy (anonymous):

last term is 196608

6 years ago
hartnn (hartnn):

oh,ok but did u get the value of r? and understood what i did?

6 years ago
OpenStudy (anonymous):

nooo

6 years ago