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An Infinite Geometric sequence Such :
\[S \infty =81/2 , Sn/Tn=(3^n1)/2\]
,Find The G.s ???
 one year ago
 one year ago
An Infinite Geometric sequence Such : \[S \infty =81/2 , Sn/Tn=(3^n1)/2\] ,Find The G.s ???
 one year ago
 one year ago

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EyadBest ResponseYou've already chosen the best response.0
Sum to infinity :D Its rule is S∞ =a/1r .
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
you should have written more explicitly
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
sum up to infinity
 one year ago

EyadBest ResponseYou've already chosen the best response.0
An infinite geometric series is an infinite series whose successive terms have a common ratio. Such a series converges if and only if the absolute value of the common ratio is less than one (  r  < 1 ).
 one year ago

EyadBest ResponseYou've already chosen the best response.0
lol ,thats all what I know xD
 one year ago

EyadBest ResponseYou've already chosen the best response.0
I think its we can apply the rule only ..
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
find the value of a from the left relation
 one year ago

EyadBest ResponseYou've already chosen the best response.0
u mean 1r ,but why u put a =1 ?
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
Oh ... sorry ... forgot to divide by 2
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
ignore that post ... i wasn't thinking
 one year ago

EyadBest ResponseYou've already chosen the best response.0
sry for asking many questions :/
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
\[ \frac{S_2}{T_2} = 4 = \frac{a +ar}{ar}\] find the value of r from here get the value of a from other relation
 one year ago

EyadBest ResponseYou've already chosen the best response.0
@satellite73 : can u help :)
 one year ago

EyadBest ResponseYou've already chosen the best response.0
@experimentX :from where u got that 4 in Sn/Tn=4=... ?
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
from your second relation ... put n=2
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
you will get the value of r from here use your first relation to get the second value
 one year ago

experimentXBest ResponseYou've already chosen the best response.1
*get the value of a
 one year ago
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