Taft Avenue, Manila

S.Y. 2013-2014

GRAPH OF COSINE FUNCTION

(Semi - Detailed Lesson Plan)

Submitted by:

Rañola, Rachel L.

III – 18 BSE Mathematics

Submitted to:

Prof. Imperio

FIELD STUDY PROFESSOR

September 13, 2013 I. TOPIC: GRAPHING COSINE FUNCTION

Subtopic: Properties of Cosine Function Shifting of the graph

References: 1. Advance Algebra, Trigonometry and Statistics Dilao, Soledad Jose, Ed. D., 2003, pp. 159 – 164 2. e-math: Advance Algebra and Trigonometry Oronce, Orlando, 2011, pp. 269 - 274 3.

II. STRATEGIES: 1. Deductive 2. Lecture and Discussion 3. Consolidation and Practice 4. Abstraction 5. Evaluation

III. OBJECTIVES:

At the end of discussion, the students will be able to:

A. Cognitive B. Affective C. sketch the graphs of the sine and cosine functions Values: Patience, Focus and Determination

Materials:

IV. PROCEDURE: A. DAILY ROUTINE B. DRILL OR REVIEW

C. LESSON PROPER 1. Motivation

The students will find words that will be related or discussed later on as the lesson goes by.

|A |M |P |

|0 |y = 2 cos 0 = 2 (1) = 2 |(0, 2) |

|0 + [pic] = [pic] |y = 2 cos [pic]= 2 (0) = 0 |([pic], 0) |

|[pic] + [pic] = π |y = 2 cos π = 2 (-1) = -2 |(π, -2) |

|π

References: 2. e-math: Advance Algebra and Trigonometry Oronce, Orlando, 2011, pp