Concept explainers
a.
To draw: a graph by using a graphing calculator.
a.
Explanation of Solution
Given information: consider the provided function,
Graph:
Step 1: Open Graphing Calculator from the start menu.
Step 2: Click on the input box and enter the function provided
Step 3: Press Enter.
Hence, the graph so obtained is,
b.
To calculate: the domain and the range from the graph
b.
Answer to Problem 18E
The domain from the graph is
Explanation of Solution
Given information: consider the graph obtained in part a.,
Calculation:
The domain of the function f is all the x-values of the points on the graph, and the range is all the corresponding y -values.
From the graph, the function cuts the y -axis at
Hence, the domain from the graph is
Chapter 2 Solutions
Precalculus: Mathematics for Calculus - 6th Edition