Using Technology In Exercises 29–32, (a) use agraphing utility to graph the function, (b) algebraicallyfind all the zeros of the function, and (c) describe therelationship between the number of real zeros and thenumber of x-intercepts of the graph.29. f(x) = x3 − 4x2 + x − 430. f(x) = x3 − 4x2 − 4x + 16
Using Technology In Exercises 29–32, (a) use agraphing utility to graph the function, (b) algebraicallyfind all the zeros of the function, and (c) describe therelationship between the number of real zeros and thenumber of x-intercepts of the graph.29. f(x) = x3 − 4x2 + x − 430. f(x) = x3 − 4x2 − 4x + 16
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section9.2: Solving Quadratic Equations By Graphing
Problem 49E
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Using Technology In Exercises 29–32, (a) use a
graphing utility to graph the
find all the zeros of the function, and (c) describe the
relationship between the number of real zeros and the
number of x-intercepts of the graph.
29. f(x) = x3 − 4x2 + x − 4
30. f(x) = x3 − 4x2 − 4x + 16
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