The content is just an excerpt from the complete note for SS2 First Term Further Mathematics Lesson Note – Polynomials II. Check below to download the complete DOCUMENT
WEEK TWO
TOPIC: POLYNOMIALS 2
SUB-TOPICS:
- Roots of cubic equation: Sum of roots; Sum of products of two Roots; Products of roots.
- Graphs of polynomial function.
SUB-TOPIC 1
The general cubic equation takes the form: (NOTE: Many are not displayable here because of powers, subscript and superscript, download the file for complete document)
By comparing coefficients of equations (2) and (4)
- The sum of roots
- The sum of product of roots
- The product of roots
Example 1:
The roots of a cubic equation are such
Solution:
The three ways of obtaining
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