the cosine double angle formula 12 videos

Midpoint Formula
Algebra 2 Graphs of Linear Equations
How to find the midpoint of two points.
midpoint formula 
Deriving the Quadratic Formula
Algebra 2 Quadratic Equations and Inequalities
How to derive the quadratic formula by completing the square.
functions domain parent functions inequalities interval notation 
Conic Section Formulas
Algebra 2 Conic Sections
How to identify a conic section by its formula.
parabola circle ellipse hyperbola center focus 
Change of Base Formula
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use the change of base formula for logs to evaluate a logarithmic statement.
change of base log logarithm 
Applied Linear Equations: Geometry Problem
Algebra 2 Linear Equations
How to find the angles of a triangle by creating a linear equation.
word problem angle measure 
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 
Slope
Algebra 2 Graphs of Linear Equations
How to find the slope between two points.
slope formula slope 
Exponential Growth and Decay
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use the exponential growth and decay formula.
exponential growth exponential decay 
Recursion Sequences
Algebra 2 Sequences and Series
How to use a recursion formula to represent the Fibonacci sequence.
recursion previous term Fibonacci 
Compound Interest (Finite Number of Calculations)
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use the compounded interest formula to find the value of an investment.
interest compound interest daily monthly weekly quarterly rate 
Compound Interest (Continuously)
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use the compounded continuously formula to find the value of an investment
interest compound continuously pert 
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