Q4 of 176 Page 21

Find the 4^th term from the end of the G.P.

Nth term from the end is given by,

Where l = last term, n = nth term, and r = common ratio.

L = last term = 162

common ratio

n = 4

∴ N

⇒ N

⇒ 6

∴ 4^th term from last is 6.

Find:

nth term of the G.P.

Find:

the 10^th term of the G.P.

which term of the progression 0.004, 0.02, 0.1, …. Is 12.5?

Which term of the G.P. :

… is ?

Find the 4th term from the end of the G.P.