# Increasing function.

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

#### Solutions

Chapter 2, Problem 6RCC

a.

To determine

## To define: Increasing function.

Expert Solution

A function is increasing when the y-value increases as the x-value increases.

### Explanation of Solution

Given information: Increasing function.

A function is increasing when the y-value increases as the x-value increases.

f is increasing on an interval I if f(x1)<f(x2) whenever x1<x2 in I .

b.

To determine

### To define: Decreasing function.

Expert Solution

A function with a graph that moves downward as it is followed from left to right. For example, any line with negative slope is decreasing.

### Explanation of Solution

Given information: Decreasing function.

A function with a graph that moves downward as it is followed from left to right. For example, any line with negative slope is decreasing.

f is decreasing on an interval I if f(x1)>f(x2) whenever x1<x2 in I .

c.

To determine

Expert Solution