Use a graph to decide whether ƒ is one-to-one. a. ƒ(x) = x3 - x/2 b. ƒ(x) = x3 + x/2.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Functions And Their Graphs
Section2.3: Analyzing Graphs Of Functions
Problem 2ECP: Use the Vertical Line Test to determine whether the graph represents y as a function of x.
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Use a graph to decide whether ƒ is one-to-one.

a. ƒ(x) = x3 - x/2

b. ƒ(x) = x3 + x/2.

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