JAMB Mathematics 2017 Objective — Question 13
Question 13 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
Find the sum to infinity of the series 1/4, 1/12, 1/36, ...
- A. A. 7/24
- B. B. 3/8Correct
- C. C. 1/8
- D. D. 1/3
Explanation
a=1/4, r=1/3; Sum to infinity = a/(1-r) = (1/4)/(2/3) = 3/8.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.