Math Problem Statement
k(x)=x2+5x+4k(x)=x2+5x+4
Find two points on the graph of the parabola other than the vertex and x-intercepts.
Solution
To find two points on the graph of the parabola defined by the function other than the vertex and -intercepts, we can choose any values of that are different from the -intercepts, and .
Let's choose and as our points.
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For :
Substitute into the function:
So, the point is .
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For :
Substitute into the function:
So, the point is .
Summary:
Two points on the graph of the parabola other than the vertex and -intercepts are and .
Would you like more details or have any questions?
Here are some related questions you might consider:
- How do you find the vertex of the parabola ?
- What is the axis of symmetry for this parabola?
- How can you determine the direction in which the parabola opens?
- What is the y-intercept of the function ?
- How do you graph the entire function ?
- How do you find the minimum or maximum value of ?
- How do the points and relate to the shape of the parabola?
- Can you express the function in factored form?
Tip: Choosing points near the vertex or intercepts helps in sketching a more accurate graph of the parabola.
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Math Problem Analysis
Mathematical Concepts
Quadratic Functions
Parabolas
Formulas
Quadratic equation formula: ax^2 + bx + c
Theorems
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Suitable Grade Level
High School