2022 YIJC P1 Q1
Do not use a calculator in answering this question.
It is given that $2-\mathbf{i}$ is a root of the equation $2{{z}^{3}}+a{{z}^{2}}-2z+b=0$.
(a)
Find the values of the real numbers $a$ and $b$ and the remaining roots of the equation.
[4]
(b)
Using these values of $a$ and $b$, deduce the roots of the equation $b{{z}^{3}}-2{{z}^{2}}+az+2=0$.
[2]
Suggested Video Solutions
Our H2 Math Tuition includes
- Question Bank with Video solutions to 1400+ questions
- Online Portal
- H2 Math Summary Notes
- Structured Curriculum and Notes
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