# Factor By Grouping: Solve Cubic Equations

This video provides two examples of how to solve cubic equation using the technique of factor by grouping

# Graph Lines Given a Point and the Slope: Horizontal and Vertical

This video explains how to graph a horizontal and vertical line given a point on the line and the slope.

This video explains how to determine the additive inverse of a given integers.

# Evaluate Absolute Value Variable Expressions

This video explains how to evaluate absolute value variable expressions.

# Zero Factorial: Why is 0! = 1?

This video provides justification as to why 0!=1 using patterns and the meaning of a permutation.

# Zero Exponent: Why is a^0=1?

This video provides justification as to why a^0 = 1 using a pattern and the quotient property of exponents.

# Find Excluded Values of the Domain of Tangent and Cotangent

This video explains how to use the unit circle to determine which angles in degrees are excluded from the domain of tangent and cotangent.

# Evaluating Basic Absolute Values

This video evaluates basic absolute values using a number line.

# Absolute Value Application: Distance from Sea Level (Elevation)

This video uses elevation above and below sea level to introduce the idea of absolute value.

# Describe Sums and Differences of Integers (Common Core Math 7/8 Ex 19)

This video explains how to find sums and differences of integers and then describe them as greater than 0, less than 0, or equal to 0.