Math Problem Statement
Begin by graphing f left parenthesis x right parenthesis equals log Subscript 3 Baseline x . Then use transformations of this graph to graph the given function. What is the vertical asymptote? Use the graphs to determine the given function's domain and range. g left parenthesis x right parenthesis equals log Subscript 3 Baseline left parenthesis x plus 2 right parenthesis Question content area bottom left Part 1 Graph the function g left parenthesis x right parenthesis equals log Subscript 3 Baseline left parenthesis x plus 2 right parenthesis . Graph the asymptote of g(x) as a dashed line. Use the graphing tool to graph the function. Part 2 What is the vertical asymptote of g(x)? enter your response here (Type an equation.) Part 3 What is the domain of g left parenthesis x right parenthesis equals log Subscript 3 Baseline left parenthesis x plus 2 right parenthesis ? enter your response here (Simplify your answer. Type your answer in interval notation.) Part 4 What is the range of g left parenthesis x right parenthesis equals log Subscript 3 Baseline left parenthesis x plus 2 right parenthesis ? enter your response here (Simplify your answer. Type your answer in interval notation.)
Solution
To address each part of this problem, we can start by examining the function and its transformation to create .
Part 1: Graph of
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Basic Graph: The base function is a logarithmic function with a vertical asymptote at and is defined for .
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Transformation: The function is a horizontal shift of by 2 units to the left. This transformation affects the vertical asymptote, moving it to .
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Graph:
- The graph of will have a similar shape to , but shifted left by 2 units.
- The vertical asymptote will be located at .
Part 2: Vertical Asymptote of
The vertical asymptote of is at:
Part 3: Domain of
Since is defined for values where , we have:
Thus, the domain of in interval notation is:
Part 4: Range of
The range of a logarithmic function like is all real numbers, as it can take any value from to . Therefore, the range is:
Would you like further details on each part or visual assistance with the graph? Here are a few related questions for practice:
- How would the graph change if the function were ?
- What would be the effect of a vertical stretch on ?
- What is the horizontal asymptote of an exponential function with base 3?
- How does the domain of change with different values of ?
- Can the logarithmic function ever have a finite range?
Tip: For logarithmic functions, remember that horizontal shifts affect the vertical asymptote, but vertical shifts do not.
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Math Problem Analysis
Mathematical Concepts
Logarithmic Functions
Function Transformations
Graphing Logarithmic Functions
Formulas
f(x) = log_3(x)
g(x) = log_3(x + 2)
Theorems
Transformation of functions
Domain and range of logarithmic functions
Suitable Grade Level
Grades 10-12
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