Quadratic Equation 2
Mathematics SSS 2 First Term
Theme: Numbers and Numeration
WEEK 7
Quadratic Equation 2
Performance Objectives
Students should be able to;
1. Form a quadratic equation given the sum and the products of the root
2. Form quadratic equations from word problems
3. Solve word problems by solving suitable quadratic equations
Construction of Quadratic Equation from Sum and Product Roots
Content
From The Formulas
sum of roots: −XY−XY
product of roots: PqPq
From the work below, when you are trying to solve a quadratic equation in the form of ax2+bx+cax2+bx+c, the sum and product of the roots can be rewritten using the two formulas below
Example 1
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