Learning Module: Mathematics (Grade 9 - Quarter 1)
In this module, you will examine this question when you take the following lessons:
Lesson 1 – Quadratic Equations
- illustrates quadratic equations
- solves quadratic equations by: (a) extracting square roots; (b) factoring; (c) completing the square and (d) using the quadratic formula
- characterizes the roots of a quadratic equation using the discriminant
- describes the relationship between the coefficients and the roots of a quadratic equation
- solves equations transformable to quadratic equations (including rational algebraic equations)
- solves problems involving quadratic equations and rational algebraic equations
Lesson 2 – Quadratic Inequalities
- illustrates quadratic inequalities
- solves quadratic inequalities
- solves problems involving quadratic inequalities
Lesson 3 – Quadratic Functions and Applications
- models real-life situations using quadratic functions
- represents a quadratic functions using (a) tables of values; (b) graph and (c) equation
- transforms the quadratic functions defined by y = ax2 + bx + c into the form y = a(x – h)2 + k
- graphs a quadratic functions: (a) domain, (b) range, (c) intercepts, (d) axis of symmetry, (e) vertex, (f) directions of the opening of the parabolas
- analyzes the effects of changing the values of a, h and k in the equation y = a(x – h)2 + k of a quadratic function on its graph
- determines the equation of the quadratic function given: (a) a table of values, (b) graph and (c) zeros
- solves problems involving quadratic functions
Learning Module: Mathematics (Grade 9 - Quarter 1)
Reviewed by Jim Lloyd
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This was great to read thank you
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