Question
Download Solution PDFFind the sum of 4 terms in a GP, given first term is 16 and common ratio is 6.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
The sum of 4 terms in a GP, given first term is 16 and common ratio is 6.
Formula used:
The progression of the form is a, ar, ar2, ar3, ......... Is known as geometric progression (where, a is the first term, and r is the common ratio)
Sum of n terms of G.P., Sn =
Calculations:
Now, a = 16, r = 6, n = 4
Sn =
⇒
⇒
Sn = 4144
∴ The answer is 4144
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