Math Problem Statement

Consider the graph of the quadratic function f(x) = −3(x − 2)2 − 4 to complete the statement.

The graph of the function f(x) = −3(x − 2)2 − 4 has a Choose... value

of .

Solution

The function f(x)=3(x2)24f(x) = -3(x - 2)^2 - 4 is a quadratic function in vertex form, f(x)=a(xh)2+kf(x) = a(x - h)^2 + k, where the vertex is given by (h,k)(h, k) and the value of aa determines whether the parabola opens upwards or downwards.

For the given function:

  • The vertex is (2,4)(2, -4).
  • Since a=3a = -3, the parabola opens downwards.

Thus, the graph of the function has a maximum value of 4-4 at x=2x = 2.

The completed statement is:

"The graph of the function f(x)=3(x2)24f(x) = -3(x - 2)^2 - 4 has a maximum value of -4."


Would you like more details or have any questions?

Here are some related questions:

  1. What is the axis of symmetry for the quadratic function?
  2. How do you determine if a parabola opens upwards or downwards?
  3. How does the value of aa in the vertex form affect the shape of the parabola?
  4. What is the domain and range of the function f(x)=3(x2)24f(x) = -3(x - 2)^2 - 4?
  5. How would the graph change if the function were f(x)=3(x2)24f(x) = 3(x - 2)^2 - 4?

Tip: The vertex form of a quadratic function is a quick way to identify the vertex and the direction in which the parabola opens.

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Functions
Vertex Form

Formulas

Vertex form of a quadratic function: f(x) = a(x − h)^2 + k

Theorems

Properties of parabolas
Vertex theorem for quadratic functions

Suitable Grade Level

Grades 9-11