Q. 93.5( 4 Votes )

Find the GP whose 4th and 7th terms are and respectively.

Answer :

The nth term of a GP is an = arn-1


It’s given in the question that 4th term of the GP is and 7th term of GP is.


So, (1)


(2)



Common ratio,




The required GP is of form a, ar, ar2, ar3, ar4….


The first term of GP,


The second term of GP,


The third term of GP,


The fourth term of GP,


The fifth term of GP,


And so on...


The required GP is


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