Math Problem Statement
Solution
To define the inequalities that bound the shaded region , let's analyze the three lines shown in the graph.
Step 1: Determine the Equations of the Lines
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Vertical Line at : This line runs vertically through , so its equation is: Since the shaded region is to the right of this line, the inequality is:
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Horizontal Line at : This line runs horizontally through , so its equation is: The shaded region is below this line, so the inequality is:
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Sloped Line Passing Through Points: The third line is slanted and appears to pass through points and . To find its equation, let's calculate the slope and then use the point-slope form of a line equation.
- Slope :
- Equation of the Line: Using the point-slope form with point , Expanding and simplifying,
Since the shaded region is below this line, the inequality is:
Final Inequalities Defining Region
Combining these, the inequalities that define the shaded region are:
x \geq -1 \\ y \leq 1 \\ y \leq \frac{3}{2}x + \frac{5}{2} \end{cases}$$ Would you like more details on any step? Here are some related questions for deeper exploration: 1. How would the inequalities change if the shaded region were in a different quadrant? 2. Can we express the inequalities using only one variable? 3. What would happen to the inequalities if the line slopes changed? 4. How could you find the area of the region $$R$$? 5. How can these inequalities be graphed in a coordinate plane? **Tip**: Always double-check the orientation of the inequality signs to ensure they match the region's boundaries in the graph.Ask a new question for Free
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Math Problem Analysis
Mathematical Concepts
Coordinate Geometry
Linear Inequalities
Formulas
Point-slope form of a line: y - y1 = m(x - x1)
Slope formula: m = (y2 - y1) / (x2 - x1)
Theorems
Linear inequality representation in two variables
Suitable Grade Level
Grades 9-11
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