BuyFind

Single Variable Calculus: Concepts...

4th Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781337687805
BuyFind

Single Variable Calculus: Concepts...

4th Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781337687805

Solutions

Chapter 1, Problem 8RQ
To determine

Whether the statement, you can always divide by ex is true or false.

Expert Solution

Answer to Problem 8RQ

Solution:

The statement is true.

Explanation of Solution

Let the function be f(x)=ex.

Then, the graph of f(x)=ex is shown below in Figure 1.

Single Variable Calculus: Concepts and Contexts, Enhanced Edition, Chapter 1, Problem 8RQ

From Figure 1, It is observed that ex never 0 for any values of x and it has domain (,) and range (0,).

Thus, divisor ex, always a number.

Since a number can be divided by a number, the given statement is always true.

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