Degree and radian are just some of the ways used to measure angles. Learn how to convert degree to radian and why radians are important in the study of the trigonometric functions.

# Category: Pre-Calculus

## Domain, Range, Equations of the Vertical and Horizontal Asymptotes, and Graph of Rational Functions

Given the rational function . Determine the following: Domain Range Equation of the Vertical Asymptote Equation of the Horizontal Asymptote Graph of the function Solutions: 1. Writing the Domain of the Rational Function The domain of the rational function Read More …

## Solving Hyperbola given its Standard Form

The standard form of the equation of the parabola is . Find the following: General equation of the Hyperbola Coordinates of the Vertices Coordinates of the Covertices Coordinates of the Foci Equation of the Transverse Axis Length of the Transverse Read More …

## Writing the General Equation of the Parabola Given Some Conditions

A satellite dish in the shape of paraboloid is ft. across and ft. deep at its vertex. How far is the receiver from the vertex, if it is placed at the focus? Write the general equation of the parabola. Some Read More …

## Writing the General Equation of an Ellipse Given the Coordinates of the Vertices and the Length of the Minor Axis

The vertices of the ellipse are at and and the length of the minor axis is . Some Properties of Ellipse The coordinates of the center of the ellipse is the point . The endpoints of the major axis are Read More …

## Writing the General Equation of the Circle Given the Coordinates of the Endpoints of the Diameter

Write the general equation of the circle given the coordinates of the endpoints of the diameter and . Recall Some Properties of the Circle: The standard form of the equation of the circle is given in the form where the Read More …