ASRJC APGP Tutorial Q2
A geometric series, $G$, has common ratio $r$, $r\ne 1$, and an arithmetic series, $A$, has a non-zero first term $a$.
The first three terms of $G$ are equal to the seventh, third and first term of $A$ respectively.
(i)
Show that $2{{r}^{2}}-3r+1=0$.
[2]
(ii)
Deduce that $G$ is convergent.
[2]
(iii)
Find the sum to infinity of the even-numbered terms of $G$ in terms of $a$.
[2]
Suggested Video and Handwritten Solutions
Share with your friends!
- No charge
- Unsubscribe anytime
Continue reading
Maximizing June Holidays: Is Joining a Crash Course Necessary?
As June holidays approach, students find themselves at a crucial juncture in their academic journey. With the semester winding down and exams looming on the horizon, the pressure to excel
5 Exam Preparation Tips: How We Help Students Excel in Exams
In the ever-evolving landscape of education, where academic success is often measured by performance in exams, the need for effective test preparation has never been more critical. Students face a
List MF 27
What is the MF 27? The MF 27, set to replace the MF 26 from 2025, is a comprehensive formula sheet developed by the Ministry of Education Singapore in collaboration