Question

Sum of infinite series 1-(1/8)+(3/128)-(5/1024)+...

Answer 1

Answer:

1

6

Explanation:

First term,

a

, is

1

8

.

Common ratio,

r

, is

1

4

.

Sum of a G.P. to infinity is

a

1

−

r

which is

1

8

1

−

1

4

=

1

6