Formalizing Relations and Functions

Formalizing Relations and
Chapter 4 Section 6
 Students will determine whether a
relation is a function and find domain
and range and use function notation.
 A pairing of numbers in one set
 Each independent variable is paired
with a dependent variable.
 The set of independent variables
 Usually all the possible X values.
 Set of dependent variables
 All the possible solutions to a function.
Turn to page 268
 Look at Problem 1
 Try the “Got It” problem for each
Vertical Line Test
 If any vertical line passes through the
graph more than one time then the
graph is not a function.
 Passing more than one time would
mean that an X value occurs more than
once with a different output.
On page 269…
 Look at Problem 2
 Try the “Got It” problem for that
Function Notation
 Y is replaced with F(x); meaning that
the equation no longer has two
variables but is written as a function of
On page 269…
 Look at Problem 3
 Try the “Got It” problem for that
Turn to page 270
 Look at Problem 4 and 5
 Try the “Got It” problems for those
On page 271…
 Try problems #1-7 on your own
 Raise your hand when you are finished.
Random flashcards
State Flags

50 Cards Education

Countries of Europe

44 Cards Education

Art History

20 Cards StudyJedi

Sign language alphabet

26 Cards StudyJedi

Create flashcards