FUNCTION AND

RELATION

Make a circle with your group. Each group will be given a task to finish in

5 minutes. If you are done perform your yell.

I will be the one to choose who will present your group activity

But before that please be guided with the word FUNCTION

GROUP ACTIVITY

F -focus on the activityU -use the materials appropriatelyN -no cheatingC -cooperate with your groupT -time managementI -insist everyone to share their ideasO -observe silenceN -negotiate with your group

You only have 5 minutes to finish

the task

A relation is a pairing or correspondence between two variables.

A function is a special type of relation. The one-to-one relation and many to one relation are functions while the one-to-many relation is not a function.

ONE-TO-ONE

MANY-TO-ONE

ONE-TO-MANY

A function is a relation in which every element in the domain is mapped to exactly one element in the range.

Vertical line test, a vertical line must intersect the graph of the function at no more than two points.

VERTICAL LINE TEST

VERTICAL LINE TEST

QUIZ- BEE

With the same group we will have a quiz bee. It has 3 levels, easy, average and difficult.

THE FASTEST GROUP WILL GOT THE POINT.

EASY LEVEL 1PTAVERAGE 2PTSDIFFICULT 3PTS

EASYDetermine if the given

set/table of ordered pairs is a function or a relation.

(1,9),(2,18), (3,27),(4,36)

QUESTION # 1

(teacher, school), (sales lady, store), (accountant, bank), (auditor, bank)

QUESTION # 2

CODE COUNTRYPh PhilippinesGr GermanyJpn JapanUK United

kingdom

QUESTION # 3

SYMBOL ELEMENTH Hydrogen

Hg MercuryPb LeadW Tungsten

QUESTION # 4

X YNathaniel ABS-CBNPangako

sa’yoABS-CBN

Tv Patrol ABS-CBNBorn to be

wildGMA

QUESTION # 5

Determine if the diagram/graph is a

function or a relation.

AVERAGE

#1

# 2Western

philosophy

Eastern philosoph

y

ConfuciusBuddhaAristotleKarl Marx

#3

#4

Make an arrow diagram for the given, do it on

the board

DIFFICULT

The relation ”x is a factor of y” from (2,3,4,5,6) to (20,21,22,23,24,25).

GET ONE-FOURTH SHEET OF PAPER.

DIRECTIONS: Determine if the given set, table, diagram and

graph is a function or a relation.

QUIZ

1. (8,3), (7,5),(6,5), (5,4),(4,4)

2. (a,z),(b,y),(c,x)

#3

#4

#5

#6

PASS YOUR PAPER TO THE CENTER AISLE

AND EXCHANGE WITH THE OPPOSITE ROW

LET’S CHECK!!!

1. FUNCTION2. FUNCTION3. RELATION4. FUNCTION5. RELATION6. FUNCTION

GET YOUR NOTEBOOK AND COPY THE ASSIGNMENT.

DIRECTIONS: Determine if the given set, table,

diagram and graph is a function or a relation.

ASSIGNMENT

(N,3),(G,5), (O,5),(P,4), (K,4)

#1

(1,10),(2,20),(3,30)

#2

#3

#4

#5

EXPLAIN “ALL FUNCTIONS ARE RELATIONS, BUT NOT ALL RELATIONS ARE FUNCTIONS”

#6

THANK YOU FOR LISTENINGPREPARED BY:SIR EDWARD M. PANOPIO