How many terms of the G.P. 2/9,-1/3,1/2 ……… must be taken to make the sum equal to ?

Question

KnowledgeBoat · Accepted Answer

In the given G.P., a = r = . Let sum of n terms be equal to . Sn = . We know that, The sum of the first n terms of a G.P. is given by : [For r Hence, n = 5.

Mathematics

How many terms of the G.P. 2/9,-1/3,1/2 ……… must be taken to make the sum equal to ?

G.P.

Related Questions

In a G.P. the ratio of the sum of first 3 terms is to that of first 6 terms is 125 : 152. Find the common ratio.

A manufacturer reckons that the value of a machine which costs him ₹ 31,250 depreciates each year by 20%. Find its value after 2 years.