Math Problem Statement
F(X)= I3X-4I FIND THE DOMAIN AND RANGE AND GRAPH
Solution
Given the function , let's analyze it step by step.
1. Domain:
The domain of a function represents all the possible values that can take such that the function is defined.
- In the case of , since the absolute value function is defined for all real numbers, there are no restrictions on .
Thus, the domain is:
2. Range:
The range of a function is the set of possible values of (the output values).
-
The absolute value function always produces non-negative values, since the absolute value ensures that the result is always .
-
The minimum value occurs when , which happens at . At this point, .
-
As moves away from , the values of increase without bound.
Thus, the range is:
3. Graph:
To graph , let's break it down:
-
The function represents a V-shaped graph, with the vertex at , where .
-
For values of , the graph slopes downward, but due to the absolute value, the function's values remain non-negative.
-
For values of , the graph slopes upward.
I'll describe the graph's key points:
- Vertex at
- Symmetrical around
- Sloping up with a steepness determined by the coefficient 3.
Let me know if you'd like me to generate a visual representation of this graph.
Recap:
- Domain:
- Range:
Would you like a visual graph or further details on how to plot the graph? Here are 5 related questions to expand your understanding:
- What happens if we modify the constant in the absolute value function?
- How do we find the vertex of other absolute value functions?
- What is the significance of the coefficient inside the absolute value (e.g., the "3" in )?
- How do we solve inequalities involving absolute values like ?
- How can we shift or stretch the graph of absolute value functions?
Tip: When graphing absolute value functions, always identify the point where the expression inside the absolute value equals zero—it gives the vertex of the graph!
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Math Problem Analysis
Mathematical Concepts
Algebra
Functions
Absolute Value Functions
Formulas
F(X) = |3X - 4|
Domain: All real numbers
Range: [0, ∞)
Theorems
Properties of Absolute Value
Graphing Absolute Value Functions
Suitable Grade Level
Grades 9-12
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