151 Videos for "roots"

Asymptotes of Secant, Cosecant, and Cotangent  Problem 3
Math › Precalculus › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of y = cot(pi x square root x/2). 
Adding and Subtracting Radical Expressions  Problem 1
Math › Algebra › Radical Expressions and Equations
How to add and subtract radical expressions with like radicands. 
Parametric Equations and Motion  Concept
Math › Precalculus › Vectors and Parametric Equations
How to graph a parametric curve, and how to eliminate the parameter to obtain a rectangular equation for the curve. 
Asymptotes of Secant, Cosecant, and Cotangent  Problem 3
Math › Trigonometry › Trigonometric Functions
How to find the xintercepts and vertical asymptotes of y = cot(pi x square root x/2). 
The Transformation y = f(bx)  Concept
Math › Precalculus › Introduction to Functions
How determine what transformation the graph y = f(bx) represents when b > 1. 
Finding the Domain of a Function  Problem 4
Math › Precalculus › Introduction to Functions
How to find the domain of a function defined by the square root of a rational expression. 
Solving a Quadratic by Completing the Square  Problem 1
Math › Algebra 2 › Quadratic Equations and Inequalities
How to solve a quadratic equation by completing the square. 
Adding and Subtracting Radical Expressions  Problem 4
Math › Algebra › Radical Expressions and Equations
How to add and subtract radical expressions when there are variables in the radicand and the radicands need to be simplified. 
454590 Triangles  Problem 2
Math › Geometry › Pythagorean Theorem
How to find the length of a leg in a 454590 given the hypotenuse. 
454590 Triangles  Problem 2
Math › Trigonometry › Pythagorean Theorem
How to find the length of a leg in a 454590 given the hypotenuse. 
454590 Triangles  Concept
Math › Geometry › Pythagorean Theorem
How to find the length of a leg or hypotenuse in a 454590 triangle using the Pythagorean Theorem. 
Solving a Quadratic by Completing the Square  Problem 2
Math › Algebra 2 › Quadratic Equations and Inequalities
How to solve a quadratic by completing the square when the leading coefficient is not one. 
Finding an Inverse Algebraically  Problem 6
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
Examples of finding the inverse of nonlinear functions by swapping x and y and then solving for y, paying attention to including +/ for positive roots that we introduce. 
454590 Triangles  Concept
Math › Trigonometry › Pythagorean Theorem
How to find the length of a leg or hypotenuse in a 454590 triangle using the Pythagorean Theorem. 
454590 Triangles  Problem 3
Math › Geometry › Pythagorean Theorem
How to find the perimeter of a square given the length of its diagonal using 454590 triangles. 
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. 
454590 Triangles  Problem 3
Math › Trigonometry › Pythagorean Theorem
How to find the perimeter of a square given the length of its diagonal using 454590 triangles. 
The Reflection y = f(x)  Problem 1
Math › Precalculus › Introduction to Functions
How to find the equation of the reflection of the graph y = f(x) of a radical function about the yaxis, and how to graph it. 
Finding an Inverse Algebraically  Problem 8
Math › Algebra 2 › Inverse, Exponential and Logarithmic Functions
Examples of finding the inverse of a radical, or root function both algebraically, by swapping x and y, and from the graph by reflecting it across the line y = x. 
454590 Triangles  Problem 4
Math › Geometry › Pythagorean Theorem
How to calculate the area of a 454590 triangle given only the length of the hypotenuse.