Home
Class 12
MATHS
Consider the series r^2 + r^4 + r^6 + r^...

Consider the series `r^2 + r^4 + r^6 + r^10 + .........+ oo`. The third term is 16 times the fifth term. The sum of the series is (i)`1/4` (ii)`1/3` (iii)`1/2` (iv)`4/3`

Promotional Banner

Similar Questions

Explore conceptually related problems

In a series, the rth term is (2r + 1).2r. Find the sum of 1st n terms of this series.

The rth term of a series is (2r + 1)2^(r ) , find the sum of first n terms of the series.

If the r^(th) term of a series is 1 + x + x^2 + .......+ x^(r-1) , then the sum of the first n terms is

Find the sum of n terms of the series the r^(th) term of which is (2r+1)2^(r).

If r^(th) term of a series is (2r+1)2^(-r) then sum of its infinite terms is

If n th term of a-series be (2.3^(n-1)+1) ,, find the sum of 1st r terms of the series.

If the nth term of a series be (2.3^(n-1) + 1) , find the sum of first r terms of the series.

Consider the infinite geometric series with first term a and common ratio r If its sum is '4' and second term is (3)/(4) then Sum of 10 terms of the series is

If the r^(th) term of a series is 1+x+x^(2)+......+x^(r-1), then the sum of the first n terms is

Consider an infinite geometric series with first term a and common ratio r. if the sum is 4 and the sencond term is 3/4 ,then