The first term of a G.P is 2 and sum to infinity is 6. Find its 8th term.
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Step-by-step explanation:
let first term of G.P be a and Common ratio be r
a=2
sum to infinite terms of G.P. is a/(1-r)
a/(1-r)=6
that gives r=2/3
8th term of a G.P. is ar^7
i.e. 2*(2/3)^7
Ans. 0.117
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