Math Problem Statement

y=-(x-6)²-1

Solution

The given equation is:

y=(x6)21y = -(x - 6)^2 - 1

This is a quadratic equation representing a parabola. Here's a breakdown of its key features:

  1. Vertex Form: The equation is already in the vertex form of a parabola, which is y=a(xh)2+ky = a(x - h)^2 + k, where (h,k)(h, k) is the vertex of the parabola.

  2. Vertex: In this equation, h=6h = 6 and k=1k = -1. Therefore, the vertex of the parabola is at (6,1)(6, -1).

  3. Direction: The coefficient of the squared term is negative (a=1a = -1), so the parabola opens downward.

  4. Axis of Symmetry: The axis of symmetry is a vertical line passing through the vertex, which is x=6x = 6.

  5. Y-intercept: To find the y-intercept, set x=0x = 0 and solve for yy: y=(06)21=(36)1=37y = -(0 - 6)^2 - 1 = -(36) - 1 = -37 So, the y-intercept is (0,37)(0, -37).

Would you like more details on any of these points, or do you have any questions?

Here are five related questions to explore further:

  1. What is the range of the function y=(x6)21y = -(x - 6)^2 - 1?
  2. How do you find the x-intercepts of this parabola?
  3. What is the domain of any quadratic function?
  4. How would the graph change if the equation were y=(x6)21y = (x - 6)^2 - 1 instead?
  5. Can you derive the standard form of a quadratic equation from the vertex form?

Tip: Remember, the vertex form of a parabola is handy for quickly identifying the vertex and the direction in which the parabola opens.

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Math Problem Analysis

Mathematical Concepts

Quadratic Equations
Vertex Form
Parabolas

Formulas

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Theorems

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Suitable Grade Level

Grades 9-12