For the polynomial function f(x) = (3x² + 5)² (x² + 7), answer the following questions. (a) List each real zero and its multiplicity. (b) Determine whether the graph crosses or touches the x-axis at each x-intercept. (c) Determine the maximum number of turning points on the graph. (d) Determine the end behavior; that is, find the power function that the graph of f resembles for large values of |x|.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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For the polynomial function f(x) == (3x² + 5)²(x² + 7), answer the following questions.
(a) List each real zero and its multiplicity.
(b) Determine whether the graph crosses or touches the x-axis at each x-intercept.
(c) Determine the maximum number of turning points on the graph.
(d) Determine the end behavior; that is, find the power function that the graph of f resembles for large values of |x|
(b) Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice.
O A. The graph touches the x-axis at
(Type an integer or a simplified fraction. Use a comma to separate answers as needed.)
OB. The graph crosses the x-axis at
(Type an integer or a simplified fraction. Use a comma to separate answers as needed.)
O C. The graph touches the x-axis at and crosses at
(Type integers or simplified fractions. Use a comma to separate answers as needed.)
OD. The graph neither crosses nor touches the x-axis.
Transcribed Image Text:For the polynomial function f(x) == (3x² + 5)²(x² + 7), answer the following questions. (a) List each real zero and its multiplicity. (b) Determine whether the graph crosses or touches the x-axis at each x-intercept. (c) Determine the maximum number of turning points on the graph. (d) Determine the end behavior; that is, find the power function that the graph of f resembles for large values of |x| (b) Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. O A. The graph touches the x-axis at (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) OB. The graph crosses the x-axis at (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O C. The graph touches the x-axis at and crosses at (Type integers or simplified fractions. Use a comma to separate answers as needed.) OD. The graph neither crosses nor touches the x-axis.
For the polynomial function f(x) = (3x² + 5)² (x² + 7), answer the following questions.
(a) List each real zero and its multiplicity.
(b) Determine whether the graph crosses or touches the x-axis at each x-intercept.
(c) Determine the maximum number of turning points on the graph.
(d) Determine the end behavior; that is, find the power function that the graph of f resembles for large values of [x].
(a) Find any real zeros off. Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice.
O A. The real zero of f is
of multiplicity
(Simplify your answer. Type integers or fractions. Type each answer only once.)
OB. The smallest zero of fis of multiplicity and the largest zero of fis of multiplicity.
(Simplify your answers. Type integers or fractions. Type each answer only once.)
O C. There are no real zeros.
(b) Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice.
Transcribed Image Text:For the polynomial function f(x) = (3x² + 5)² (x² + 7), answer the following questions. (a) List each real zero and its multiplicity. (b) Determine whether the graph crosses or touches the x-axis at each x-intercept. (c) Determine the maximum number of turning points on the graph. (d) Determine the end behavior; that is, find the power function that the graph of f resembles for large values of [x]. (a) Find any real zeros off. Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. O A. The real zero of f is of multiplicity (Simplify your answer. Type integers or fractions. Type each answer only once.) OB. The smallest zero of fis of multiplicity and the largest zero of fis of multiplicity. (Simplify your answers. Type integers or fractions. Type each answer only once.) O C. There are no real zeros. (b) Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice.
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