system of equations 190 videos

Solving Trigonometric Equations
Precalculus Advanced Trigonometry
How to solve a simple sine equation: sin (theta) = 1/2.
trigonometric equations sine inverse sine supplement of an angle periodicity 
Trigonometric Equations that Require Factoring
Precalculus Advanced Trigonometry
How to solve a sine equation by factoring: 4 [sin(theta)]^2 = 2.
trigonometric equations factoring the unit circle principal solutions periodicity 
The Differential Equation Model for Exponential Growth
Calculus Antiderivatives and Differential Equations
How to use differential equations to represent exponential growth or exponential decay.
differential equations exponential growth exponential decay 
Parametric Equations and Motion
Precalculus Vectors and Parametric Equations
How to graph a parametric curve, and how to eliminate the parameter to obtain a rectangular equation for the curve.
position time parametric equations path rectangular equation eliminating the parameter square root function direction of motion 
Judicial System & Court
AP US Government AP US Government Videos
Explore the role the Court plays in interpreting the Constitution.
Judiciary system Federal Court Supreme Court key Supreme Court decisions 
Coin Word Problems
Algebra Word Problems Using Systems of Equations
How to solve word problems about values and number of coins.
coins system of equations substitution 
Age Word Problems
Algebra Word Problems Using Systems of Equations
How to solve word problems about the ages of two people.
age system of equations substitution 
Tissues And Organs
Biology The Human Body
The relationships between tissues, organs, organ systems.
tissue organ system 
Graphing Polar Equations
Precalculus Polar Coordinates and Complex Numbers
How to sketch a simple polar curve by plotting points.
polar graph polar equation 
Equation of a Circle
Geometry Pythagorean Theorem
How to derive the equation for a circle using the distance formula.
distance formula radius center circle 
Equation of a Circle
Trigonometry Pythagorean Theorem
How to derive the equation for a circle using the distance formula.
distance formula radius center circle 
Solving Equations with a Variable on Both Sides
Algebra Solving Equations
How to solve equations with the same variable on both sides.
expressions equations solutions implying like terms combining like terms distributive property 
Solving Simple Logarithmic Equations
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to solve a logarithmic equation.
logarithmic form exponential form 
Solving Simple Logarithmic Equations
Precalculus Exponential and Logarithmic Functions
How to solve a logarithmic equation.
logarithmic form exponential form 
Graphing Quadratic Equations
Algebra Quadratic Equations and Functions
How to graph a quadratic equation by hand.
x intercepts y intercepts vertex axis of symmetry discriminant substitute 
Solving Quadratic Equations by Factoring
Algebra Quadratic Equations and Functions
How to solve quadratic equations by factoring.
zero product property factoring 
Absolute Value Equations
Algebra Absolute Value
How to solve equations with absolute values.
absolute value solutions 
Finding the Equation of a Graphed Line
Algebra Linear Equations and Their Graphs
How to write the equation of a graphed line.
point slope form slope intercept form slope y intercept 
Solving a Rational Equation
Algebra 2 Rational Expressions and Functions
How to solve a simple rational equation.
cross multiplying fraction factoring denominator least common denominator lcd check 
Solving Quadratic Equations by Factoring
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations by factoring.
zero product property factoring