Asked by Emily
Determine whether each general term defines a geometric sequence. Explain.
a) f(n)= 2/(3n+1)
b) f(n)= 11/(13^n)
a) f(n)= 2/(3n+1)
b) f(n)= 11/(13^n)
Answers
Answered by
Reiny
find 3 consecutive terms
then
term(3)/term(2) must = term(2)/term(1) to be a GS
then
term(3)/term(2) must = term(2)/term(1) to be a GS
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