# two points   12 videos

• #### Point-Slope Form of a Line

##### Algebra 2Graphs of Linear Equations

How to use point-slope form of a line.

point slope form equation of a line
• #### Solving a System of Linear Equations in Two Variables

##### Algebra 2Systems of Linear Equations

How to solve a system of linear equations in two variables.

solving a system in two variables substitution elimination intersection parallel same line
• #### Proving Two Functions are Inverses

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use algebra to show that two functions are inverses.

proving inverses composition
• #### Midpoint Formula

##### Algebra 2Graphs of Linear Equations

How to find the midpoint of two points.

midpoint formula
• #### Slope

##### Algebra 2Graphs of Linear Equations

How to find the slope between two points.

slope formula slope
• #### Multiplying Polynomials

##### Algebra 2Polynomials

How to multiply two binomials together.

multiplying polynomials foil binomial
• #### Finding an Inverse Graphically

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to graph the inverse of a function using points.

finding an inverse graphically switch x and y flip over y=x
• #### Evaluating Rational Exponents

How to evaluate a fractional exponent two ways.

evaluating rational exponents power over root
• #### Rectangular Coordinate System

##### Algebra 2Graphs of Linear Equations

How to talk about the rectangular coordinate system.

rectangular coordinate system xy axis quadrant points on a line finding intercepts
• #### Graphing a Quadratic Inequality

##### Algebra 2Quadratic Equations and Inequalities

How to graph a quadratic inequality.

parabola inequality shading less than greater than test point
• #### Applied Linear Equations: Distance Problem

##### Algebra 2Linear Equations

How to find the speed of transit when the time of two different legs is known.

distance rate time word problem
• #### Applied Linear Equations: Mixture Problem

##### Algebra 2Linear Equations

How to solve a mixture problem when the size difference between the two containers is known.

word problem mixture