268 Videos for "x"

Transforming the Tangent Graph  Problem 2
Math › Trigonometry › Trigonometric Functions
How to graph y = 1/2 tan(?x). 
Graphing Polynomial Functions  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How we graph a factored cubic (3rd degree polynomial) function. 
Integer Power Functions  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How we graph a transformation of the even power function y = x^4. 
Graphing Polynomial Functions  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How we graph a factored quintic (5th degree polynomial) function. 
Graphing Polynomial Functions  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How we graph a factored quartic (4th degree polynomial) function. 
Using the Inverse Trigonometric Functions  Problem 2
Math › Precalculus › Advanced Trigonometry
How to find an algebraic expression that is equivalent to sec2(tan1 x). 
Solving Trigonometric Equations  Problem 1
Math › Precalculus › Advanced Trigonometry
How to solve a simple cosine equation: cos x = ?2/2. 
More Transformations of Sine and Cosine  Concept
Math › Trigonometry › Trigonometric Functions
How the value of h affects the shape of the graph y = A sin(B(xh)). 
Unit Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a unit vector in any direction given the direction's angle. 
Graphing Polar Equations  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to sketch a polar curve by plotting points and using symmetry. 
SexLinked Genes
Science › Biology › Cell Division and Reproduction
Understanding sexlinked genes in reproduction. 
Square Matrices  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to interpret 2x2 matrices as transformations. 
Area With Determinants  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the area of an irregular quadrilateral using determinants. 
Solving Trigonometric Equations  Problem 1
Math › Trigonometry › Advanced Trigonometry
How to solve a simple cosine equation: cos x = ?2/2. 
The Cosine Addition Formulas  Problem 2
Math › Precalculus › Advanced Trigonometry
How to derive the cosine of a sum formula and use it to find the cosine of an angle. 
Using the Inverse Trigonometric Functions  Problem 2
Math › Trigonometry › Advanced Trigonometry
How to find an algebraic expression that is equivalent to sec2(tan1 x). 
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. 
Calculating Coordinates in the Unit Circle  Concept
Math › Trigonometry › Pythagorean Theorem
How to describe the unit circle. How to draw the unit circle and label its parts. How to strategize about finding coordinates on the unit circle. 
Limits at a Glance  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.