322 Videos for "x"

Vocabulary of Quadratic Polynomials  Concept
Math › Algebra › Quadratic Equations and Functions
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and xintercepts or roots of a quadratic function. 
The Reciprocal Transformation  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How to graph the reciprocal of a quadratic function when its graph has two xintercepts. 
Intercepts and Asymptotes of Tangent Functions  Problem 3
Math › Precalculus › Trigonometric Functions
How to find the zeros and vertical asymptotes of y = 6 tan(x/2 + ?/2). 
Intercepts and Asymptotes of Tangent Functions  Problem 2
Math › Precalculus › Trigonometric Functions
How to find the zeros and vertical asymptotes of y = 1/3 tan(?x/2). 
Intercepts and Asymptotes of Tangent Functions  Concept
Math › Precalculus › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of the graph of y = tan(q). 
Finding an Inverse Algebraically  Problem 7
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
Inverse functions of even powers are done by switching x and y, taking the opposite root, and then rationalizing the denominator. 
Vocabulary of Quadratic Polynomials  Concept
Math › Algebra 2 › Quadratic Equations and Inequalities
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and xintercepts or roots of a quadratic function. 
Graphs of the Sine and Cosine Functions  Problem 3
Math › Precalculus › Trigonometric Functions
How to find the domain, range, period, amplitude, and xintercepts of the sine and cosine graphs. 
Asymptotes of Secant, Cosecant, and Cotangent  Problem 2
Math › Precalculus › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of y = (1/4) csc(pix/6 + pi/3). 
Graphs of the Sine and Cosine Functions  Problem 3
Math › Trigonometry › Trigonometric Functions
How to find the domain, range, period, amplitude, and xintercepts of the sine and cosine graphs. 
Graphing Quadratic Equations  Problem 2
Math › Algebra › Quadratic Equations and Functions
How to graph a quadratic equation by hand when there are fractional x intercepts. 
Intercepts and Asymptotes of Tangent Functions  Concept
Math › Trigonometry › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of the graph of y = tan(q). 
The Reciprocal Transformation  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How to graph the reciprocal of a quadratic function when its graph has no xintercepts. 
Asymptotes of Secant, Cosecant, and Cotangent  Problem 2
Math › Trigonometry › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of y = (1/4) csc(pix/6 + pi/3). 
Finding an Inverse Algebraically  Problem 4
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
Learn how inverse functions of odd powers are done by switching x and y, taking the opposite root, and then rationalizing the denominator. 
Graphing Polynomial Functions with Repeated Factors  Concept
Math › Precalculus › Polynomial and Rational Functions
How we identify the behavior of a polynomial graph near an xintercept. 
Find an Equation of the Polynomial Function  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How we identify the equation of a quintic function when we are given the xintercepts and one other point on the graph. 
Derivatives of Power Functions  Problem 2
Math › Calculus › The Derivative
How to compute the derivative of f(x) = x^(2) and how to find an equation of the line tangent to its graph at x= 2. 
Derivatives of Power Functions  Problem 3
Math › Calculus › The Derivative
How to compute the derivative of f(x) = x^(1/2) and how to find an equation of the line tangent to its graph at x= 9. 
Continuity  Concept
Math › Calculus › Limits and Continuity
How to determine whether a function f(x) is continuous at a particular point x=a.