Math Problem Statement

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

Solution

The equation provided is:

y=6x26y = 6x^2 - 6

To find the intercepts, we need to calculate both the y-intercept and the x-intercepts.

1. Y-intercept:

The y-intercept occurs where x=0x = 0. 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. X-intercepts:

The x-intercepts occur where y=0y = 0. Set y=0y = 0 in the equation and solve for xx:

0=6x260 = 6x^2 - 6 6x2=66x^2 = 6 x2=1x^2 = 1 x=±1x = \pm 1

Thus, the x-intercepts are at (1,0)(1, 0) and (1,0)(-1, 0).

Summary of intercepts:

  • Y-intercept: (0,6)(0, -6)
  • X-intercepts: (1,0)(1, 0) and (1,0)(-1, 0)

Would you like further details or have any questions?

Here are 5 related questions to explore:

  1. What is the vertex of the parabola y=6x26y = 6x^2 - 6?
  2. How would you find the axis of symmetry for this equation?
  3. What is the effect of changing the coefficient of x2x^2 on the graph?
  4. How does the graph of y=6x26y = 6x^2 - 6 compare to y=x2y = x^2?
  5. Can you solve similar equations where the constant is positive?

Tip: The y-intercept of any quadratic equation can be quickly found by evaluating it at x=0x = 0.

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Math Problem Analysis

Mathematical Concepts

Quadratic Functions
Intercepts
Parabolas

Formulas

y = ax^2 + bx + c (Standard form of a quadratic equation)
To find y-intercept, set x = 0
To find x-intercepts, set y = 0 and solve for x

Theorems

Zero-Product Property
Symmetry of Parabolas

Suitable Grade Level

Grades 8-10