Search for question
Question
\text { In a geometric sequence } u_{1}=125 \text { and } u_{6}=\frac{1}{25} (a) Find the value of r (the common ratio) (b) Find the largest value of n for
which S. <156.22 (c) Explain why there is no value of n for which S, >160
Fig: 1
Fig: 2
Fig: 3
Fig: 4
