Using the Rational Zero Test In Exercises 37-40, (a) list the possible rational zeros of f , (b) use a graphing utility to graph f so that some of the possible zeros in part (a) can be disregarded, and then (c) determine all real zeros of f . f ( x ) = − 2 x 4 + 13 x 3 – 21 x 2 + 2 x + 8
Using the Rational Zero Test In Exercises 37-40, (a) list the possible rational zeros of f , (b) use a graphing utility to graph f so that some of the possible zeros in part (a) can be disregarded, and then (c) determine all real zeros of f . f ( x ) = − 2 x 4 + 13 x 3 – 21 x 2 + 2 x + 8
Using the Rational Zero Test In Exercises 37-40, (a) list the possible rational zeros of
f
, (b) use a graphing utility to graph
f
so that some of the possible zeros in part (a) can be disregarded, and then (c) determine all real zeros of
f
.
A polynomial function P and its graph are given.
P(x) = 2x4 – 9x3 + 9x² + x – 3
y
2-
X
-2
-1
2
-2
-4
-6
-8
1,
3. Let f(x) = 3x* – 4x³ – 14x² – 4x + 3.
(a.) Use the Rational Zero Theorem to list out the possible rational zeros of f.
(b.) Use part (a.) along with synthetic division and factoring to find all zeros of f.
Write the complete factorization for f(x).
(c.) Sketch the graph of f. Make sure your graph shows the x-intercepts and exhibits
proper end behavior.
Let f(x)=3x³ -x²-11x-6,
Use the Rational Zero Theorem
to list all possible rational zeros
of f.
Use the Descartes' Rules of
Signs to predict the number of
positive, negative, and imaginary
along
zeros
with
the
Fundamental
Theorem
of
Algebra in a table form shown in
the recorded lectures.
Use the synthetic division to find
the zeros.
Find the y-intercept and End-
behavior.
Use a) -d) to graph f.
Chapter 3 Solutions
Bundle: College Algebra, Loose-leaf Version, 10th + WebAssign Printed Access Card for Larson's College Algebra, 10th Edition, Single-Term
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.