Math Problem Statement

Find the vertices of the hyperbola. 19y21100x2=1\frac19y^2-\frac{1}{100}x^2=1

Solution

The given equation is:

19y21100x2=1\frac{1}{9}y^2 - \frac{1}{100}x^2 = 1

This is the equation of a hyperbola in standard form, which can be written as:

y2a2x2b2=1\frac{y^2}{a^2} - \frac{x^2}{b^2} = 1

By comparing this equation with the given one, we can identify the values of a2a^2 and b2b^2:

y232x2102=1\frac{y^2}{3^2} - \frac{x^2}{10^2} = 1

Thus, we have:

  • a2=9a^2 = 9, so a=3a = 3,
  • b2=100b^2 = 100, so b=10b = 10.

Finding the vertices:

For a hyperbola of the form y2a2x2b2=1\frac{y^2}{a^2} - \frac{x^2}{b^2} = 1, the transverse axis is along the yy-axis. The vertices are located at y=±ay = \pm a, which means:

Vertices=(0,±3)\text{Vertices} = (0, \pm 3)

Thus, the vertices of the hyperbola are: (0,3)and(0,3)(0, 3) \quad \text{and} \quad (0, -3)

Would you like more details or have any questions?

Here are 5 related questions:

  1. How do you find the foci of this hyperbola?
  2. What is the equation of the asymptotes for this hyperbola?
  3. How would the equation change if the transverse axis was along the xx-axis?
  4. Can you explain the difference between the transverse and conjugate axes in a hyperbola?
  5. How would you graph this hyperbola?

Tip: When working with hyperbolas, always check whether the transverse axis is along the xx-axis or yy-axis by looking at which term is positive.

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Math Problem Analysis

Mathematical Concepts

Analytic Geometry
Hyperbolas
Conic Sections

Formulas

Equation of hyperbola in standard form: \( \frac{y^2}{a^2} - \frac{x^2}{b^2} = 1 \)

Theorems

Properties of hyperbolas
Vertex identification for hyperbolas with transverse axis along the y-axis

Suitable Grade Level

Grades 10-12