Solution:
(i)
(ii)
Let’s consider,
Where,
Using the formula,
The sum of GP for terms
Let’s now consider
Where,
Using the formula,
The sum of GP for terms
Therefore,
Solution:
(i)
(ii)
Let’s consider,
Where,
Using the formula,
The sum of GP for terms
Let’s now consider
Where,
Using the formula,
The sum of GP for terms
Therefore,