Chapter 1.5, Problem 1E

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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,

(b)

To determine

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

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