Math Problem Statement
Solution
Let's analyze the information from the image and solve the questions step by step.
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Equation Provided (Function 2): This is a quadratic function, and the general form of a quadratic equation is: In this case:
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Finding the vertex of Function 2: The vertex of a quadratic function can be found using the formula: Let's calculate the vertex of this function.
Now, substitute into the equation to find : Therefore, the vertex of Function 2 is .
Next, let's analyze Function 1 by interpreting the graph provided.
- Vertex of Function 1: From the graph of Function 1, it appears that the vertex is at the point . This can be determined visually as the highest point on the parabola.
Now, let's answer the specific questions from the image:
(a) What is the vertex of Function 1?
The vertex of Function 1 is .
(b) What is the vertex of Function 2?
The vertex of Function 2 is .
(c) Which function has the larger maximum value?
The maximum value is given by the -coordinate of the vertex for both functions:
- Maximum value of Function 1: 5
- Maximum value of Function 2: 4
Therefore, Function 1 has the larger maximum value.
Would you like more details on any of these steps, or explanations on specific concepts?
Here are some follow-up questions you might find helpful:
- How is the vertex form of a quadratic function derived from its standard form?
- Can you explain how the sign of (the coefficient of ) affects the shape of the parabola?
- What are the steps to convert a quadratic function from standard form to vertex form?
- How do you find the axis of symmetry of a parabola?
- How can the discriminant of a quadratic equation help determine the nature of its graph?
Tip: Always double-check your calculations when finding the vertex, as small errors in substitution can lead to incorrect results!
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Math Problem Analysis
Mathematical Concepts
Quadratic Equations
Vertex of a Parabola
Maximum Value of Functions
Formulas
Quadratic function: f(x) = ax^2 + bx + c
Vertex formula: h = -b / (2a), k = f(h)
Theorems
The vertex of a parabola represents its maximum or minimum point depending on the sign of 'a'.
If 'a' < 0, the parabola opens downward and the vertex represents the maximum value.
Suitable Grade Level
Grades 8-10
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