139 Videos for "variable"

The Method of Substitution  Concept
Math › Calculus › Antiderivatives and Differential Equations
How to evaluate an indefinite integral using the method of substitution. 
Simple Substitutions  Concept
Math › Calculus › Antiderivatives and Differential Equations
How to use the method of substitution to avoid common integration mistakes. 
Polynomial Vocabulary  Problem 3
Math › Algebra › Polynomials
Polynomial vocabulary, including standard form, term, exponent, variable, leading coefficient, degree, and "like terms" 
Solving Formulas  Problem 3
Math › Geometry › Area
How to solve the area of a regular polygon formula for the side length. 
Solving Formulas  Problem 1
Math › Geometry › Area
How to solve for one of the bases of a trapezoid in the trapezoid area formula. 
The Method of Substitution  Problem 3
Math › Calculus › Antiderivatives and Differential Equations
How to evaluate an indefinite integral using the method of substitution. 
Simple Substitutions  Problem 1
Math › Calculus › Antiderivatives and Differential Equations
How to use the method of substitution to avoid common integration mistakes. 
Simple Substitutions  Problem 2
Math › Calculus › Antiderivatives and Differential Equations
How to use the method of substitution to avoid common integration mistakes. 
Science Experiments
Science › Biology › Foundation of Biology
How to design a scientifically sound experiment. 
Parallelogram Properties  Problem 3
Math › Geometry › Polygons
How to find the lengths of the diagonals in a parallelogram if they are given in terms of a variable. 
Multiplying and Distributing Radical Expressions  Problem 1
Math › Algebra › Radical Expressions and Equations
How to multiply radical expressions with variables in the radicand. 
Direct Variation  Concept
Math › Algebra › Linear Equations and Their Graphs
How to tell if two variables vary directly. 
Direct Variation  Problem 1
Math › Algebra › Linear Equations and Their Graphs
How to write the equation that relates two variables that vary directly. 
Adding and Subtracting Polynomials  Problem 4
Math › Algebra › Polynomials
Explanation of common errors in adding and subtracting polynomials, particular in terms of working with exponents on variables 
Solving Linear Equations  Problem 2
Math › Algebra 2 › Linear Equations
How to solve a contradictory linear equation in one variable. 
Solving for a Parameter in a Linear Equation  Concept
Math › Algebra 2 › Linear Equations
How to solve for a parameter in a simple linear equation. 
Solving Linear Equations  Problem 3
Math › Algebra 2 › Linear Equations
How to solve an identity linear equation in one variable. 
Solving Linear Equations  Problem 1
Math › Precalculus › Linear Equations and Inequalities
How to solve a conditional linear equation in one variable. 
Rules of Exponents  Problem 3
Math › Algebra 2 › Exponents
How to simplify an exponential expression involving more than one variable. 
Vertical Angles  Problem 2
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to solve for a variable used to measure vertical angles.