Math Problem Statement
The graph of y = |x| is the solid black graph below. Which function represents the dotted graph?
Solution
To determine which function represents the dotted graph, let's analyze the transformation applied to the solid graph of , which is the absolute value function.
Analysis:
- The solid black graph is the standard absolute value function .
- The dotted graph appears to be:
- Reflected across the x-axis.
- Shifted downward by 4 units.
These observations suggest the transformation follows:
Correct Answer:
The function representing the dotted graph is .
Do you want a step-by-step explanation or any further clarification? Here are some related questions you might want to explore:
- What are transformations of the absolute value function?
- How does reflection across the x-axis affect a graph?
- What happens when a graph is shifted vertically?
- Can you explain how would look compared to ?
- How do you determine shifts in absolute value functions from their equations?
Tip: Reflections and vertical shifts are common in graph transformations—practice recognizing them visually!
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Math Problem Analysis
Mathematical Concepts
Absolute Value Functions
Graph Transformations
Reflections
Vertical Shifts
Formulas
y = |x|
y = -|x| - k
Theorems
Transformation rules for absolute value graphs
Suitable Grade Level
Grades 8-10