Using the horizontal-line test, determine whether the function is one-to-one. a. f(x) = 2.7x b. f (x)

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Using the horizontal-line test, determine whether the function is one-to-one.
a. f(x) = 2.7x

b. f (x) = 2-x

c. f(x) = 4 - x2

d. f(x) = x3 - 3x + 1

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College Algebra Graphs and Models

ISBN: 978-0321845405

5th edition

Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna

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Question Posted: Apr 12, 2016 09:44 AM

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Using the horizontal-line test, determine whether the function is one-to-one. a. f(x) = 2.7x b. f (x)

Question:

2 98765432 5-4-3 2112 345 x 54, 3 2 1 | 12345 -5-4-3-2-1 2 3 4 5 x

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a The function is onetoone because no horizontal line crosses the graph more t...View the full answer

College Algebra Graphs and Models

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