138 Videos for "tangent"

Angles in Semicircles and Chords to Tangents  Concept
Math › Geometry › Circles
How to prove that an angle inscribed in a semicircle is a right angle; how to solve for arcs and angles formed by a chord drawn to a point of tangency. 
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). 
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). 
Solving Trigonometric Equations  Problem 2
Math › Trigonometry › Advanced Trigonometry
How to solve a simple tangent equation: tan(x/4)=1. 
Solving Trigonometric Equations  Problem 2
Math › Precalculus › Advanced Trigonometry
How to solve a simple tangent equation: tan(x/4)=1. 
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. 
Secants  Problem 2
Math › Geometry › Circles
How to find angle and arc measures formed by intersecting secants and tangents. 
The Derivative Function  Problem 2
Math › Calculus › The Derivative
How to use values of the derivative obtained by estimating slopes of tangent lines to sketch the graph of the derivative function. 
Trigonometric Identities  Problem 3
Math › Precalculus › Trigonometric Functions
How to use the unit circle to show that sine and cosine have period 2*pi, and tangent has period pi. 
The Definition of the Derivative  Problem 3
Math › Calculus › The Derivative
How to compute the derivative using the definition, and how to find an equation of the line tangent to its graph at a point. 
Trigonometric Identities  Problem 3
Math › Trigonometry › Trigonometric Functions
How to use the unit circle to show that sine and cosine have period 2*pi, and tangent has period pi. 
Vectors and Planes  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find an equation of the plane tangent to a sphere. 
The HalfAngle Identities  Problem 3
Math › Trigonometry › Advanced Trigonometry
How to use the doubleangle formulas for sine and cosine to derive a halfangle formula for tangent. 
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. 
The HalfAngle Identities  Problem 3
Math › Precalculus › Advanced Trigonometry
How to use the doubleangle formulas for sine and cosine to derive a halfangle formula for tangent. 
The Product Rule  Problem 3
Math › Calculus › Techniques of Differentiation
How to differentiate a product of two functions when values of each function are given, and how to find an equation of a tangent line to the product function's graph. 
Derivatives of Exponential Functions  Problem 2
Math › Calculus › The Derivative
How to use the derivative of an exponential function to find an equation of the tangent line to the graph of f(x) = e^x. 
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. 
Instantaneous Rate of Change  Problem 2
Math › Calculus › The Derivative
How to estimate the instantaneous rate of change of a quantity by measuring the slopes of tangent lines on a graph of quantity vs. time. 
Derivatives of Polynomial Functions  Problem 2
Math › Calculus › The Derivative
How to compute the derivative of a polynomial function at a point, and how to find an equation of the line tangent to its graph at that point.