   Chapter 1.5, Problem 1E ### Single Variable Calculus: Early Tr...

8th Edition
James Stewart
ISBN: 9781305270343

#### Solutions

Chapter
Section ### Single Variable Calculus: Early Tr...

8th Edition
James Stewart
ISBN: 9781305270343
Textbook Problem

# (a) What is a one-to-one function?(b) How can you tell from the graph of a function whether it is one-to-one?

(a)

To determine

To Explain: The one-to-one function.

Explanation

A function f is called one-to-one if every element of the range corresponds to exactly one element of the domain.

That is, f(x1)f(x2) whenever x1"

(b)

To determine

To Explain: The graph of the function is one-to-one.

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