Understanding Functions, Domain, and Range
Algebra · Flashcards · Recall
ALGEBRA · FLASHCARDS
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QUESTION
What does the vertical line test require for a graph to represent a function?
QUESTION
What is the output variable called when the function is written as
y
=
f
(
x
)
y=f(x)
y
=
f
(
x
)
?
QUESTION
What does it mean if
f
(
3
)
=
10
f(3)=10
f
(
3
)
=
10
?
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ANSWER
When
x
=
3
x=3
x
=
3
, the output is
10
10
10
. Function notation shows the input-output relationship.
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