Chapter 2 quadratic
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LEARNING AREA/WEEKS LEARNING OBJECTIVES LEARNING OUTCOME TEACHING AND LEARNING ACTIVITIES STRATEGIES 2. Quadratic Expression s and Equations ( 3 weeks ) 2.1 Understand the concept of quadratic expression; 2.2 Factorise quadratic expression; (i) identify quadratic expressions; (ii) form quadratic expressions by multiplying any two linear expressions; (iii) form quadratic expressions based on specific situations; (i) factorise quadratic expressions of the form , where b = 0 or c = 0; (ii) factorise quadratic expressions of the form px 2 q, p and q are perfect squares; (iii) factorise quadratic expressions of the Discuss the characteristics of quadratic expressions of the form , where a, b and c are constants, a 0 and x is an unknown. Discuss the various methods to obtain the desired product. Begin with the case a = 1. Explore the use of graphing calculator to factorise quadratic Vocabulary: -quadratic expression -constant -constant factor -unknown -highest power -expand -coefficient -term -factorise -common factor -perfect square -cross method -inspection -complete - factorisatio
Transcript of Chapter 2 quadratic
LEARNING AREA/WEEKS
LEARNING OBJECTIVES
LEARNING OUTCOME TEACHING AND LEARNING ACTIVITIES
STRATEGIES
2. Quadratic Expressions and Equations
( 3 weeks )
2.1 Understand the concept of quadratic expression;
2.2 Factorise quadratic expression;
(i) identify quadratic expressions;
(ii) form quadratic expressions by multiplying any two linear expressions;
(iii) form quadratic expressions based on specific situations;
(i) factorise quadratic expressions of the form
, where
b = 0 or c = 0;
(ii) factorise quadratic expressions of the form px2 q, p and q are perfect squares;
(iii) factorise quadratic expressions of the form
, where a, b and c not equal to zero;
(iv) factorise quadratic expressions containing coefficients with common factors;
Discuss the characteristics of quadratic expressions of the form , where a, b and c are constants, a 0 and x is an unknown.
Discuss the various methods to obtain the desired product.
Begin with the case a = 1.Explore the use of graphing calculator to factorise quadratic expressions.
Vocabulary:
-quadratic expression
-constant-constant factor-unknown-highest power-expand-coefficient-term-factorise-common factor-perfect square -cross method-inspection-complete -factorisation
LEARNING AREA/WEEKS
LEARNING OBJECTIVES
LEARNING OUTCOME TEACHING AND LEARNING ACTIVITIES
STRATEGIES
2. Quadratic Expressions and Equations
2.3 Understand the concept of quadratic equation;
2.4 Understand and use the concept of roots of quadratic equations to solve problems.
(i)identify quadratic equations with one unknown;
(ii)write quadratic equations in general form i.e.
;(iii)form quadratic equations
based on specific situations;
(i)determine whether a given value
is a root of a specific quadratic
equation;
(ii)determine the solutions for quadratic equations by:
- trial and error method;
- factorisation;
(iii)solve problems involving quadratic equations.
Discuss the characteristics of quadratic equations.
Discuss the number of roots of a quadratic equation.
Use everyday life situations.
Vocabulary :-Quadratic equation
-General form-Substitute-Root-Trial and error -method
-Solution
Moral Values:-Diligence-Rationality-Justice
CCTS-Identifying -relationship-Classifying-Catogerising-Drawing diagrams
-Identify patterns-Problem solving
Teaching Aids-CD courseware
