a.
Write an equation that defines the exponential function with base
a.
Answer to Problem 1RCC
Explanation of Solution
Given information:
Write an equation that defines the exponential function with base
Calculation:
The exponential function with base
Note that we have
Hence, the solution is
b.
What is the domain of the function?
b.
Answer to Problem 1RCC
Explanation of Solution
Given information:
What is the domain of the function?
Calculation:
The domain of a function, D, is all the values which the function assigns values. The exponential function is defined for all the real values of x, hence:
Hence, the solution is
c.
What is the range of the function?
c.
Answer to Problem 1RCC
Explanation of Solution
Given information:
What is the range of the function?
Calculation:
The range of function, denoted
Hence, the solution is
d.
Sketch the graph for exponential function.
d.
Answer to Problem 1RCC
Graph.
Explanation of Solution
Given information:
Sketch the graph for exponential function for each case,
Calculation:
The graph for exponential function for
The graph for exponential function for
Hence, the solution is shown in graph.
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Chapter 4 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
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