Sequences and Series 5 Question 23
14. Let , where , denotes the sum of the infinite geometric series whose first term is and the common ratio is . Then, the value of is …..
(2010)
Assertion and Reason
For the following question, choose the correct answer from the codes (a), (b), (c) and (d) defined as follows:
(a) Statement I is true, Statement II is also true; Statement II is the correct explanation of Statement I
(b) Statement I is true, Statement II is also true; Statement II is not the correct explanation of Statement I
(c) Statement I is true; Statement II is false
(d) Statement I is false; Statement II is true
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Solution:
- Given,
[using
[from Eq. (i)]