Math Problem Statement

In this equation 2x²-3y²=6, find the intercepts, domain, range, and asymptotes.

Solve this equation show the solution

Solution

Let's work through the given equation step by step to find its intercepts, domain, range, and asymptotes.

The Equation:

2x23y2=62x^2 - 3y^2 = 6

First, let's rewrite the equation in standard form.

Standard Form:

Divide both sides by 6 to simplify the equation: 2x263y26=1\frac{2x^2}{6} - \frac{3y^2}{6} = 1 This simplifies to: x23y22=1\frac{x^2}{3} - \frac{y^2}{2} = 1

This is the standard form of a hyperbola centered at the origin (0,0)(0, 0) with its transverse axis along the x-axis.

1. Intercepts:

x-intercepts:

To find the x-intercepts, set y=0y = 0 and solve for xx: x23(0)22=1x23=1x2=3x=±3\frac{x^2}{3} - \frac{(0)^2}{2} = 1 \quad \Rightarrow \quad \frac{x^2}{3} = 1 \quad \Rightarrow \quad x^2 = 3 \quad \Rightarrow \quad x = \pm \sqrt{3} So, the x-intercepts are at: x=±3,y=0x = \pm \sqrt{3}, \, y = 0 or the points (3,0)(\sqrt{3}, 0) and (3,0)(-\sqrt{3}, 0).

y-intercepts:

To find the y-intercepts, set x=0x = 0 and solve for yy: (0)23y22=1y22=1y2=2\frac{(0)^2}{3} - \frac{y^2}{2} = 1 \quad \Rightarrow \quad - \frac{y^2}{2} = 1 \quad \Rightarrow \quad y^2 = -2 Since y2=2y^2 = -2 has no real solutions, there are no y-intercepts.

2. Domain:

The equation x23y22=1\frac{x^2}{3} - \frac{y^2}{2} = 1 represents a hyperbola. For real values of yy, the term x23\frac{x^2}{3} must be greater than or equal to 1. Hence, the domain is: x3|x| \geq \sqrt{3} So, the domain in interval notation is: (,3][3,)(-\infty, -\sqrt{3}] \cup [\sqrt{3}, \infty)

3. Range:

For any real value of xx in the domain, y2y^2 can take on any non-negative value, so yy can take on any real value. Therefore, the range of the hyperbola is: (,)(-\infty, \infty)

4. Asymptotes:

The asymptotes for a hyperbola in the form x2a2y2b2=1\frac{x^2}{a^2} - \frac{y^2}{b^2} = 1 are given by: y=±baxy = \pm \frac{b}{a}x In our case, a2=3a^2 = 3 and b2=2b^2 = 2, so the asymptotes are: y=±23x=±63xy = \pm \frac{\sqrt{2}}{\sqrt{3}} x = \pm \frac{\sqrt{6}}{3} x Thus, the asymptotes are the lines: y=±63xy = \pm \frac{\sqrt{6}}{3} x

Final Answer:

  • Intercepts:
    • xx-intercepts: (3,0)(\sqrt{3}, 0) and (3,0)(-\sqrt{3}, 0)
    • No yy-intercepts
  • Domain: (,3][3,)(-\infty, -\sqrt{3}] \cup [\sqrt{3}, \infty)
  • Range: (,)(-\infty, \infty)
  • Asymptotes: y=±63xy = \pm \frac{\sqrt{6}}{3} x

Would you like more details or have any questions?

Related Questions:

  1. How do you find the center and axes of a hyperbola?
  2. Can you explain why there are no y-intercepts for this hyperbola?
  3. How do the asymptotes relate to the behavior of the hyperbola?
  4. How do you convert between different forms of conic sections?
  5. What is the geometric significance of the coefficients in the equation of a hyperbola?

Tip: For any hyperbola, its asymptotes help predict the shape and direction of its branches as they extend towards infinity.

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Math Problem Analysis

Mathematical Concepts

Hyperbola
Conic Sections
Intercepts
Domain and Range
Asymptotes

Formulas

Standard form of hyperbola: (x²/a²) - (y²/b²) = 1
Equation for x-intercepts: Set y = 0 and solve for x
Equation for y-intercepts: Set x = 0 and solve for y
Asymptote formula for hyperbola: y = ±(b/a)x

Theorems

Properties of Hyperbolas
Equation of Asymptotes

Suitable Grade Level

Grades 10-12