Question 52

A sequence $$a, ax, ax^2, ....... ax^n$$, has odd number of terms. Then the median is

Solution

For the sequence $$a, ax, ax^2, ….., ax^n$$ which have the odd number of terms in total. Then, the median in such situation will be $$ax^\frac{n}{2}$$

Since the total terms are odd n+1 in number, the median will come out to be even that is n will be even.

For example, if there are a total of 5 terms then the third term will be the median.

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RRB ALP 20th Aug 2018 Shift-3

A sequence $$a, ax, ax^2, ....... ax^n$$, has odd number of terms. Then the median is

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