Math Problem Statement

Find the​ intercept(s) of the following equation. y equals 6 x squared minus 6

Solution

To find the intercepts of the equation y=6x26y = 6x^2 - 6, we need to determine both the y-intercept and the x-intercepts.

1. Finding the y-intercept:

The y-intercept occurs when x=0x = 0. So, substitute x=0x = 0 into the equation: y=6(0)26=6y = 6(0)^2 - 6 = -6 Thus, the y-intercept is at (0,6)(0, -6).

2. Finding the x-intercepts:

The x-intercepts occur when y=0y = 0. Set the equation equal to 0 and solve for xx: 0=6x260 = 6x^2 - 6 Add 6 to both sides: 6=6x26 = 6x^2 Now, divide both sides by 6: x2=1x^2 = 1 Take the square root of both sides: x=±1x = \pm 1 So, the x-intercepts are (1,0)(1, 0) and (1,0)(-1, 0).

Conclusion:

  • y-intercept: (0,6)(0, -6)
  • x-intercepts: (1,0)(1, 0) and (1,0)(-1, 0)

Would you like further clarification on any of these steps?

Here are 5 related questions:

  1. How do you find intercepts for more complex polynomial equations?
  2. What is the general process for solving quadratic equations?
  3. Can a parabola have more than two x-intercepts?
  4. What does the symmetry of the parabola suggest about its intercepts?
  5. How can you determine the vertex of a quadratic equation?

Tip: For quadratic equations, the discriminant b24acb^2 - 4ac helps determine the nature of the x-intercepts (real or imaginary).

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Equations
Intercepts

Formulas

Quadratic equation formula: ax^2 + bx + c = 0
y-intercept: occurs when x = 0
x-intercept: occurs when y = 0

Theorems

Quadratic formula

Suitable Grade Level

Grades 8-10