238 Videos for "number"

Solving Twostep Equations  Problem 1
Math › Algebra › Solving Equations
How to solve twostep equations when there is a whole number answer. 
Simplifying Expressions with Exponents  Problem 2
Math › Algebra › Exponents
How to multiply fractions with numbers and letters with positive and negative exponents. 
Derivatives of Logarithmic Functions  Concept
Math › Calculus › The Derivative
How to infer the derivative of the natural log function using a calculator investigation. 
Coin Word Problems  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of coins. 
Derivatives of Logarithmic Functions  Problem 3
Math › Calculus › The Derivative
How to use the change of base formula to compute the derivative of log functions of any base. 
Sum of Digits  Concept
Math › Algebra › Word Problems Using Systems of Equations
How to solve a problem when asked to switch the digits of a 2digit number. 
Graphing Quadratic Equations  Problem 1
Math › Algebra › Quadratic Equations and Functions
How to graph a quadratic equation by hand when there are whole number x intercepts. 
Coin Word Problems  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of quarters and nickels. 
Sum of Digits  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to solve a problem when asked to switch the digits of a 2digit number and one digit is zero. 
Coin Word Problems  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of quarters and dimes. 
Solving Singlestep Equations  Problem 1
Math › Algebra › Solving Equations
How to solve single step equations when there is a whole number answer. 
Center and Apothem of Regular Polygons  Problem 1
Math › Geometry › Area
How to find the length of an apothem in a regular polygon given a side length and the number of sides. 
Sum of Digits  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to solve a problem when asked to switch the digits of a 2digit number and the result is more than the original. 
Rational Exponents with Negative Coefficients  Problem 2
Math › Algebra 2 › Roots and Radicals
How to evaluate a fractional exponent with odd root and odd power of a negative number. 
Solving Multistep Equations  Problem 1
Math › Algebra › Solving Equations
How to solve multistep equations when there is a whole number answer. 
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. 
Solving Systems using Matrices  Problem 1
Math › Algebra › Solving Systems of Equations
How to use matrices to solve a system of equations with whole number solutions. 
Evaluating a Logarithmic Expression in terms of Known Quantities  Concept
Math › Precalculus › Exponential and Logarithmic Functions
How to break up a logarithm of a large number. 
Solving and Graphing Inequalities using Addition or Subtraction  Problem 2
Math › Algebra › Solving and Graphing Inequalities
How to solve and graph one variable inequalities when the answer is a whole number. 
Solving and Graphing Inequalities using Multiplication or Division  Problem 2
Math › Algebra › Solving and Graphing Inequalities
How to solve and graph one variable inequalities when multiplying by a positive number.