How do you find the equation of a hyperbola centered at the origin?

The standard form of an equation of a hyperbola centered at the origin with vertices (±a,0) ( ± a , 0 ) and co-vertices (0±b) ( 0 ± b ) is x2a2−y2b2=1 x 2 a 2 − y 2 b 2 = 1 .

How do you find the equation of a hyperbola with centers and Asymptotes?

A hyperbola with a horizontal transverse axis and center at (h, k) has one asymptote with equation y = k + (x – h) and the other with equation y = k – (x – h). A hyperbola with a vertical transverse axis and center at (h, k) has one asymptote with equation y = k + (x – h) and the other with equation y = k – (x – h).

What is the general equation of hyperbola?

The equation of a hyperbola written in the form (y−k)2b2−(x−h)2a2=1. The center is (h,k), b defines the transverse axis, and a defines the conjugate axis. The line segment formed by the vertices of a hyperbola. A line segment through the center of a hyperbola that is perpendicular to the transverse axis.

What is the center of a hyperbola?

The center of a hyperbola is the midpoint of the line segment joining its foci. The transverse axis is the line segment that contains the center of the hyperbola and whose endpoints are the two vertices of the hyperbola.

How do you find the directrices of a hyperbola?

The directrix is the line which is parallel to y axis and is given by x=ae or a2c and here e=√a2+b2a2 and represents the eccentricity of the hyperbola. So x=3.2 is the directrix of this hyperbola.

How do you find the vertices and foci of a parabola?

The vertices are (±a, 0) and the foci (±c, 0). Define b by the equations c 2 = a 2 − b 2 for an ellipse and c 2 = a 2 + b 2 for a hyperbola. For a circle, c = 0 so a 2 = b 2. For the parabola, the standard form has the focus on the x-axis at the point (a, 0) and the directrix is the line with equation x = −a.

How do you find the transverse axis of a hyperbola?

Identify the vertices and foci of the hyperbola with equation y2 49 − x2 32 =1 y 2 49 − x 2 32 = 1. The equation has the form y 2 a 2 − x 2 b 2 = 1 y 2 a 2 − x 2 b 2 = 1, so the transverse axis lies on the y -axis. The hyperbola is centered at the origin, so the vertices serve as the y -intercepts of the graph.

What is the standard form of the equation of a hyperbola?

The standard form of the equation of a hyperbola with center (0,0) ( 0, 0) and transverse axis on the y -axis is Note that the vertices, co-vertices, and foci are related by the equation c2 = a2 +b2 c 2 = a 2 + b 2.

How to find the directrix of a parabola in standard form?

For a circle, c = 0 so a 2 = b 2. For the parabola, the standard form has the focus on the x-axis at the point (a, 0) and the directrix is the line with equation x = −a. In standard form, the parabola will always pass through the origin. Circle: x 2+y2=a2. Ellipse: x 2 /a 2 + y 2 /b 2 = 1.