57 Videos for "opposite"

Trigonometric Identities  Problem 2
Math › Precalculus › Trigonometric Functions
How to use the unit circle to show that cosine is an even function, and sine and tangent are odd functions. 
The Sine Addition Formulas  Problem 2
Math › Precalculus › Advanced Trigonometry
How to derive the sine of a difference formula and use it to find the sine of an angle. 
Solving Trigonometric Equations  Problem 3
Math › Precalculus › Advanced Trigonometry
How to solve a simple trig equation involving secant. 
Graphing the Reciprocal Trigonometric Functions  Problem 1
Math › Trigonometry › Trigonometric Functions
How to graph y = sec q. 
Simplifying Rational Functions with Factoring and GCFs  Problem 15
Math › Algebra › Rational Expressions and Functions
Using opposite binomials to simplify rational expressions. 
Graphing the Reciprocal Trigonometric Functions  Problem 1
Math › Precalculus › Trigonometric Functions
How to graph y = sec q. 
Simplifying Rational Functions with Factoring and GCFs  Problem 11
Math › Algebra › Rational Expressions and Functions
Using opposite binomials to reduce rational expressions and find excluded values. 
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. 
Simplifying Rational Functions with Factoring and GCFs  Concept
Math › Algebra › Rational Expressions and Functions
How to simplify rational expressions. 
Addition and Scalar Multiplication of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors. 
Addition and Scalar Multiplication of Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors using scalar multiplication to take the opposite vector. 
Rate Word Problems  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about airplanes leaving opposite cities and moving toward each other. 
Simplifying Rational Functions with Factoring and GCFs  Problem 3
Math › Algebra › Rational Expressions and Functions
How to simplify rational expressions when both the numerator and denominator need to be factored. 
Solving a Rational Equation  Problem 2
Math › Algebra 2 › Rational Expressions and Functions
How to solve a rational equation involving opposite denominators with an extraneous solution. 
Simplifying Rational Functions with Factoring and GCFs  Problem 1
Math › Algebra › Rational Expressions and Functions
How to simplify rational expressions when there is a monomial common factor. 
Simplifying Rational Functions with Factoring and GCFs  Problem 2
Math › Algebra › Rational Expressions and Functions
How to simplify rational expressions when the numerator or denominator needs to be factored. 
Cyclic Quadrilaterals and Parallel Lines in Circles  Concept
Math › Geometry › Circles
How to prove that opposite angles in a cyclic quadrilateral are congruent; how to prove that parallel lines create congruent arcs in a circle.