324 Videos for "x"

The Definition of the Derivative  Problem 1
Math › Calculus › The Derivative
How to compute the derivative of a function at a point x=a using the definition of the derivative. 
The Definition of the Derivative  Concept
Math › Calculus › The Derivative
How to define the derivative of a function at a point x=a. 
Sex Chromosomes
Science › Biology › Cell Division and Reproduction
The description of sex chromosomes. 
The Derivative Function  Concept
Math › Calculus › The Derivative
How to define the derivative function f'(x). 
The Ellipse  Problem 4
Math › Precalculus › Conic Sections
How to find the equation of an ellipse by completing the square. 
The Ellipse  Problem 2
Math › Precalculus › Conic Sections
How to transform the graph of a transformed ellipse and find vertices. 
The Ellipse  Problem 3
Math › Precalculus › Conic Sections
How to find the equation of an ellipse given covertices and foci. 
The Ellipse  Problem 1
Math › Precalculus › Conic Sections
How to find the equation of an ellipse centered at the origin. 
Graphing a Rational Expression  Problem 7
Math › Algebra 2 › Rational Expressions and Functions
Finding x and yintercepts of rational functions. 
Continuity  Problem 1
Math › Calculus › Limits and Continuity
How to show that a function is discontinuous at a point x=a because it is not defined at a. Explanation of continuity. 
Basic Polynomial Graphs  Problem 9
Math › Algebra 2 › Polynomials
Focus on multiplicity of zeros and how the graph will cross or bounce at certain xintercept values. 
Indefinite Integrals  Problem 1
Math › Calculus › Antiderivatives and Differential Equations
How to solve an indefinite integral of powers of x using the properties of indefinite integrals. 
Basic Polynomial Graphs  Problem 10
Math › Algebra 2 › Polynomials
Comparing imaginary solutions with real zeros that show up as xintercepts on a graph. 
Applications of Linear Equations  Problem 5
Math › Algebra 2 › Graphs of Linear Equations
Interpreting the x and y intercepts in applications of linear equations 
Horizontal and Vertical Lines  Problem 2
Math › PreAlgebra › Graphing in Two Dimensions
Writing equations and finding slope for horizontal and vertical lines 
Limits at a Glance  Concept
Math › Precalculus › Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity. 
Limits of Rational Functions  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How to find the limit of a rational function as x goes to infinity (or negative infinity). 
Limits of Rational Functions  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to find the limit of a rational function as x goes to infinity (or negative infinity). 
Introduction to Rational Functions  Problem 5
Math › Algebra › Rational Expressions and Functions
Reflecting the parent graph of a rational function across the x axis