Question

A.P. And g.P. Series. Explain with 2 examples for each?

Answer 1

AP=

Having equal common difference.(b-a).

For ex-

1) 2,4,6,8... here the common difference, d=+2

2) 9,6,3,1... here the common difference, d=-3.

GP=

Having equal common ratio.(b/a).

For ex-

1) 2,4,8,16... here the common ratio, r=2

2) 81,27,9,3... here the common ratio, r=1/3