268 Videos for "x"

The Cosine Addition Formulas  Problem 2
Math › Trigonometry › Advanced Trigonometry
How to derive the cosine of a sum formula and use it to find the cosine of an angle. 
Limits and End Behavior  Concept
Math › Calculus › Limits and Continuity
How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph. 
Optimization Using the First Derivative Test  Concept
Math › Calculus › Applications of the Derivative
How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph. 
More Transformations of Sine and Cosine  Concept
Math › Precalculus › Trigonometric Functions
How the value of h affects the shape of the graph y = A sin(B(xh)). 
Optimization Using the Closed Interval Method  Problem 3
Math › Calculus › Applications of the Derivative
How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph. 
Transforming the Tangent Graph  Problem 2
Math › Precalculus › Trigonometric Functions
How to graph y = 1/2 tan(?x). 
Calculating Coordinates in the Unit Circle  Problem 1
Math › Trigonometry › Pythagorean Theorem
How to find the coordinates on the unit circle, given an angle of 225 degrees. 
Approximating Area Using Rectangles  Problem 3
Math › Calculus › The Definite Integral
How to estimate the area between a curve and the xaxis with left and righthand sums. 
Light Dependent Reactions
Science › Biology › Cell Functions and Processes
The mechanisms in light dependent reactions. 
Calculating Coordinates in the Unit Circle  Problem 2
Math › Trigonometry › Pythagorean Theorem
How to find the coordinates on the unit circle, given an angle of 60 degrees. 
Definition of Inverse  Problem 4
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
Overview of the vocabulary of functions, including onetoone, inverse, map, relation, function, input, output, and domain and range 
Symmetry of Polar Graphs  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to test a polar equation for symmetry about the x or yaxis. 
Finding an Inverse Algebraically  Problem 2
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
How to find the inverse of a function algebraically using a domain restriction. 
Optimization Using the Closed Interval Method  Problem 2
Math › Calculus › Applications of the Derivative
How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph. 
Approximating Area Using Rectangles  Problem 1
Math › Calculus › The Definite Integral
How to estimate the area between a curve and the xaxis with left and righthand sums. 
Approximating Area Using Rectangles  Problem 2
Math › Calculus › The Definite Integral
How to estimate the area between a curve and the xaxis with left and righthand sums. 
Limits and End Behavior  Problem 2
Math › Calculus › Limits and Continuity
How to evaluate the limit of a function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph. 
Absolute Value Inequality Graphs in Two Variables  Concept
Math › Algebra › Absolute Value
How to solve and graph absolute value inequalities with x and y. 
The Transformation y = f(bx)  Problem 1
Math › Precalculus › Introduction to Functions
How determine what transformation the graph y = f(bx) represents when 0 < b < 1. 
Find an Equation of the Polynomial Function  Concept
Math › Precalculus › Polynomial and Rational Functions
How we identify the equation of a polynomial function when we are given the intercepts of its graph.