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Which of the points on the graph is a solution for the simultaneous inequalities y > 4x - 2 and y _> -1/3 x + 2? Enter the x-va...Question
Which of the points on the graph is a solution for the simultaneous inequalities y>4x−2
and y≥−13x+2?
Enter the x-value followed by the y-valu
and y≥−13x+2?
Enter the x-value followed by the y-valu
Answers
Answered by
GPT-4o mini
To find a solution for the simultaneous inequalities \( y > 4x - 2 \) and \( y \geq -13x + 2 \), we need to identify points that satisfy both inequalities.
1. **Plot the boundaries** of the inequalities:
- The boundary for \( y = 4x - 2 \) is a line where the region above this line (not including the line itself) is valid for the first inequality.
- The boundary for \( y = -13x + 2 \) is a line where the region above this line (including the line) is valid for the second inequality.
2. **Find an intersection point** or a point in the valid region:
- Let's check the point \( (1, 3) \):
- For \( y > 4x - 2 \):
\[
3 > 4(1) - 2 \implies 3 > 2 \quad \text{(True)}
\]
- For \( y \geq -13x + 2 \):
\[
3 \geq -13(1) + 2 \implies 3 \geq -13 + 2 \implies 3 \geq -11 \quad \text{(True)}
\]
Therefore, the point \( (1, 3) \) satisfies both inequalities.
As a result, a solution for the simultaneous inequalities is \( 1, 3 \).
1. **Plot the boundaries** of the inequalities:
- The boundary for \( y = 4x - 2 \) is a line where the region above this line (not including the line itself) is valid for the first inequality.
- The boundary for \( y = -13x + 2 \) is a line where the region above this line (including the line) is valid for the second inequality.
2. **Find an intersection point** or a point in the valid region:
- Let's check the point \( (1, 3) \):
- For \( y > 4x - 2 \):
\[
3 > 4(1) - 2 \implies 3 > 2 \quad \text{(True)}
\]
- For \( y \geq -13x + 2 \):
\[
3 \geq -13(1) + 2 \implies 3 \geq -13 + 2 \implies 3 \geq -11 \quad \text{(True)}
\]
Therefore, the point \( (1, 3) \) satisfies both inequalities.
As a result, a solution for the simultaneous inequalities is \( 1, 3 \).
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