JAMB Mathematics 2007 Objective — Question 19
Question 19 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2007 Objective paper, with the correct answer and a full explanation.
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Find the sum to infinity of the series 2 + 3/2 + 9/8 + 27/32 + ...
- A. 8Correct
- B. 4
- C. 2
- D. 1
Explanation
a=2, r=(3/2)/2=3/4. Sum to infinity = a/(1-r) = 2/(1/4) = 8.
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