Question

Sum to infinity of a G.P IS 5,-5/2,5/4,-5/8,5/16​

Answer 1

The first term is 5, and the common ratio is -1/2. The sum of this geometric series is:

`(5)/(1 - ( - (1)/(2)) ) = (5)/( (3)/(2) ) = 5( (2)/(3) ) = (10)/(3) = 3 (1)/(3)`