(Q19).Write three terms of the G.P. when the first term ‘a’ and the common ratio ‘r’ are given.
(ii) a = √5 ; r =
1
5
The terms are a, ar, ar
2
, ar
3
, ……..
⇒ √5, √5 ×
1
, √5 × (
1
)
2
.......
⇒ √5,
√5
,
√5
, .......
⇒ √5,
1
√
,
1
5√
, .......
Clear