Math Problem Statement
Solve the system of two linear inequalities graphically: x > 2 or y ≥ 7
Solution
The system of linear inequalities given is:
To analyze this, let's break down each inequality:
-
For :
- This represents a vertical line at , but since , the shading is to the right of this line. The line itself is dashed because the inequality is strict ().
-
For :
- This represents a horizontal line at . Since the inequality is , the region above this line (including the line itself) is shaded. The line is solid because the inequality includes equality ().
Since the problem asks for the combined solution set using "or," we are looking for the union of these two regions. This means any point that satisfies either or should be part of the solution set.
Therefore, the correct choice is:
- The union of the individual solution sets.
Would you like me to explain further or proceed with more details?
5 Related Questions:
- How would the graph change if the inequality were instead of ?
- What is the difference between the union and intersection of solution sets?
- How do you graph inequalities that involve "and" instead of "or"?
- What if both inequalities were strict (e.g., and )? How would that affect the graph?
- How do you determine if a point satisfies a given system of inequalities?
Tip
When graphing inequalities, always use a dashed line for strict inequalities ( or ) and a solid line for inequalities that include equality ( or ).
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Math Problem Analysis
Mathematical Concepts
Inequalities
Graphing Linear Inequalities
Algebra
Formulas
None (Linear inequalities do not require formulas)
Theorems
Basic properties of inequalities
Suitable Grade Level
Grades 8-10