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Concept explainers
Exercise 127-128: Critical ThinkingThe graph of
Use interval notation when appropriate.
a. Give the zeros of f. Is the discriminant for the equation
b. Give any x- and y-intercepts on the graph of f.
c. Identify where is f negative or positive.
d. Identify where is fis increasing or decreasing.
e. Is the average rate of change of f from -1 to 1, positive, negative, or zero?
f. Estimate the average rate of change from -1 to 1.
128.
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Chapter 3 Solutions
College Algebra with Modeling & Visualization (6th Edition)
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