256 Videos for "points"

Radii to Tangents  Problem 3
Math › Geometry › Circles
How to calculate the length of a segment drawn from the center of a circle to a point outside the circle, given the length of the tangent segment to that circle. 
Parallel and Perpendicular Lines  Problem 1
Math › Algebra › Linear Equations and Their Graphs
How to write the equation of a line parallel to a given line through a given point. 
Introduction to Polar Coordinates  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular at an angle +/ pi/6. 
Locus and Definition of a Circle and Sphere  Problem 2
Math › Geometry › Circles
How to find the locus of points that are equidistant from the sides of an angle. 
Finding Maximum and Minimum Values  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How we find the distance between a point and a curve. 
Derivatives of Logarithmic Functions  Problem 2
Math › Calculus › The Derivative
How to find an equation of the line tangent to the graph of f(x)=ln(x) at a point, and how to use the tangent to approximate values of natural log. 
Parallel and Perpendicular Lines  Problem 2
Math › Algebra › Linear Equations and Their Graphs
How to write the equation of a line perpendicular to a given line through a given point. 
Standard Form of Linear Equations  Problem 2
Math › Algebra › Linear Equations and Their Graphs
How to change a pointslope equation into standard form. 
The Distance Formula in Polar Coordinates  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find the distance between to points given their polar coordinates. 
Writing Equations in SlopeIntercept Form  Problem 2
Math › Algebra › Linear Equations and Their Graphs
How to write the equation of a line in slopeintercept form if given a slope and a point. 
The Distance Formula in Polar Coordinates  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find the distance between two points, (3, 7*pi/6) and (5, pi/2), given their polar coordinates. 
Constructing the Circumcenter  Problem 1
Math › Geometry › Constructions
How to construct the circumscribed circle of a triangle using a compass and straightedge. 
Compare and Contrast Essay
English › Writing › Types of Essays
An explanation of compare/contrast essays and steps on how to write one. 
The Geometric Representation of Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to understand what vectors are, and how they can be represented geometrically. 
Parametrizing a Line Segment  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the parametric equations of a line segment that goes from point A to point B. 
The Vector Equation of a Line  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line segment given its endpoints. 
The Midpoint and Distance Formulas in 3D  Concept
Math › Precalculus › Vectors and Parametric Equations
How to derive the formula for the midpoint of a segment in three dimensions. 
Algebraic Representation of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to express a vector from point Q to point R algebraically in component form <a,b>. 
Evaluating Limits Algebraically, Part 2  Problem 1
Math › Calculus › Limits and Continuity
How to evaluate the limit of a function at points where it is not continuous. Finding points of discontinuity of rational functions and canceling factors so that the function becomes continuous. 
The Circle  Problem 9
Math › Precalculus › Conic Sections
How to write the equation for a circle from the center and one point on the circle.