system of equations 190 videos
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Work Word Problems
Algebra Word Problems Using Systems of Equations
How to solve word problems when 2 people are doing a work job together.
ratio word problem system of equations work -
Function Notation with Logs and Exponentials
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations -
Function Notation with Logs and Exponentials
Precalculus Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations -
Parametrizing a Line Segment
Precalculus Vectors and Parametric Equations
How to write the parametric equations of a line segment that goes from point A to point B.
vector equation line segment parametric equations -
Find an Equation of the Polynomial Function
Precalculus Polynomial and Rational Functions
How we identify the equation of a polynomial function when we are given the intercepts of its graph.
polynomial functions cubic functions x intercepts factors end behavior leading coefficient stretch factor -
Introduction to the 3D Coordinate System
Precalculus Vectors and Parametric Equations
How to define the components and length of a position vector in three dimensions.
axes coordinates position vector components magnitude length distance origin -
Writing Equations in Slope-Intercept Form
Algebra Linear Equations and Their Graphs
How to write the equation of a line using slope-intercept form.
slope y intercept slope intercept form -
Solving Equations- two variable terms
Pre-Algebra Solving Equations and Inequalities
Simplify each side of an equation before solving with two variable terms
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Lines in Polar Coordinates
Precalculus Polar Coordinates and Complex Numbers
How to find the polar equation of a line through the origin (or pole).
polar coordinates lines origin polar equation rectangular equation -
Solving Quadratic Equations Using Square Roots
Algebra Quadratic Equations and Functions
How to solve quadratic equations using square roots.
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Solving Quadratic Equations Using Square Roots
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations using square roots.
square root -
The Quadratic Formula
Algebra Quadratic Equations and Functions
How to use the quadratic formula to solve quadratic equations.
quadratic equation quadratic formula coefficient standard form -
The Circle
Algebra 2 Conic Sections
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle -
The Circle
Precalculus Conic Sections
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle -
The Circle
Precalculus Equations of Lines, Parabolas and Circles
How to use the distance formula to derive the equation for a circle.
circle center radius distance formula equation for a circle -
Lines in 3D
Precalculus Vectors and Parametric Equations
How to find the vector and parametric equations of a line when given two points on the line.
the vector equation of a line position vectors direction vector parametric equations -
Motion Along a Line
Precalculus Vectors and Parametric Equations
How to write equations describing motion in a straight line given the velocity and the position when t=0.
velocity constant velocity position vector equation of a line parametric equations parametric equations of a line -
Overview of the Different Methods of Solving a Quadratic Equation
Algebra 2 Quadratic Equations and Inequalities
How to know which method to use when solving a quadratic equation.
factoring square root property completing the square quadratic formula pros cons comparison -
Classification Overview
Biology Classification
An overview of Biology classification systems.
classification kingdom phylum class order family genus species domain -
Rate Word Problems
Algebra Word Problems Using Systems of Equations
How to solve word problems involving rates of travel, possibly including wind or water current.
rate ratio d=rt word problem system of equations
