Zeros of Polynomials to Construct Graphs
Algebra 1 · Flashcards
ALGEBRA 1 · FLASHCARDS
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QUESTION
What does an odd multiplicity zero do to the graph at
x
=
r
x=r
x
=
r
?
QUESTION
Identify the x-intercepts of
f
(
x
)
=
−
(
x
+
2
)
2
(
x
−
3
)
f(x)=-(x+2)^2(x-3)
f
(
x
)
=
−
(
x
+
2
)
2
(
x
−
3
)
.
QUESTION
What is the y-intercept of
y
=
f
(
x
)
y=f(x)
y
=
f
(
x
)
written using
f
(
0
)
f(0)
f
(
0
)
?
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ANSWER
The y-intercept is
(
0
,
f
(
0
)
)
(0,f(0))
(
0
,
f
(
0
))
. Found by substituting
x
=
0
x=0
x
=
0
into the function.
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