Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.6: Analyzing Graphs Of Functions
Problem 6ECP: Find the average rates of change of f(x)=x2+2x (a) from x1=3 to x2=2 and (b) from x1=2 to x2=0.
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Question
Determine the domain of the function and prove that it is continuous on its domain using Theorems 1-5.
Expert Solution
Step 1
Consider the given function:
Here, the objective is to determine the domain of the function and prove that it is continuous on its domain.
Step 2
Let and
Therefore
Since, the domain of g(x) is and the domain of h(x) is
Therefore the domain of g(x)h(x) is
Domain of g(x)h(x) is
Hence, the domain of f(x)=g(x)h(x) is
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