• #### Solving and Graphing Inequalities using Multiplication or Division - Problem 1

##### Math›Algebra›Solving and Graphing Inequalities
How to solve and graph one variable inequalities when dividing by a negative number.
• #### Limits and End Behavior - Problem 1

##### Math›Calculus›Limits and Continuity
Observing end behavior, how to find the limit of a rational function as x goes to infinity (or minus infinity), and how to determine the horizontal asymptote of its graph.
• #### Definition and Domain of a Rational Expression - Problem 3

##### Math›Algebra 2›Rational Expressions and Functions
How to cancel opposites in a rational expression.
• #### Solving Two-step Equations - Problem 4

##### Math›Algebra›Solving Equations
Solving for a variable that has a negative coefficient by multiplying by -1
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• #### Simplifying Complex Fractions - Problem 2

##### Math›Algebra 2›Rational Expressions and Functions
How to simplify a complex fraction with negative exponents.
• #### Solving One Variable Inequalities - Problem 2

##### Math›Pre-Algebra›Solving Equations and Inequalities
When solving a one or two variable equation, change the direction of the inequality sign anytime you multiply or divide by a negative number
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