180 Videos for "formulas"

The Midpoint and Distance Formulas in 3D  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to find the center and radius of a sphere when its equation is not in centerradius form by completing the square. 
The Midpoint and Distance Formulas in 3D  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the equation of the set of points equidistant from two given points. 
The HalfAngle Identities  Concept
Math › Trigonometry › Advanced Trigonometry
How to use the power reduction formulas to derive the halfangle formulas. 
The HalfAngle Identities  Concept
Math › Precalculus › Advanced Trigonometry
How to use the power reduction formulas to derive the halfangle formulas. 
The HalfAngle Identities  Problem 3
Math › Trigonometry › Advanced Trigonometry
How to use the doubleangle formulas for sine and cosine to derive a halfangle formula for tangent. 
The HalfAngle Identities  Problem 3
Math › Precalculus › Advanced Trigonometry
How to use the doubleangle formulas for sine and cosine to derive a halfangle formula for tangent. 
Derivatives of Logarithmic Functions  Problem 3
Math › Calculus › The Derivative
How to use the change of base formula to compute the derivative of log functions of any base. 
Equation of a Circle  Concept
Math › Trigonometry › Pythagorean Theorem
How to derive the equation for a circle using the distance formula. 
Equation of a Circle  Concept
Math › Geometry › Pythagorean Theorem
How to derive the equation for a circle using the distance formula. 
The Circle  Concept
Math › Precalculus › Conic Sections
How to use the distance formula to derive the equation for a circle. 
The Circle  Concept
Math › Algebra 2 › Conic Sections
How to use the distance formula to derive the equation for a circle. 
The HalfAngle Identities  Problem 2
Math › Trigonometry › Advanced Trigonometry
How to use a halfangle formula to evaluate cos(105). 
The HalfAngle Identities  Problem 2
Math › Precalculus › Advanced Trigonometry
How to use a halfangle formula to evaluate cos(105). 
The Circle  Concept
Math › Precalculus › Equations of Lines, Parabolas and Circles
How to use the distance formula to derive the equation for a circle. 
The HalfAngle Identities  Problem 1
Math › Precalculus › Advanced Trigonometry
How to use a halfangle formula to evaluate sin(/8). 
The HalfAngle Identities  Problem 1
Math › Trigonometry › Advanced Trigonometry
How to use a halfangle formula to evaluate sin(/8). 
Finding the Roots of a Complex Number  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to use DeMoivre's Theorem and the halfangle formulas to compute the cube roots of a complex number. 
Overview of the Different Methods of Solving a Quadratic Equation  Problem 3
Math › Algebra 2 › Quadratic Equations and Inequalities
How to solve a quadratic using the quadratic formula. 
Area of Triangles  Concept
Math › Geometry › Area
How to derive the area of a triangle formula using the rectangle area formula. 
The Circle  Problem 4
Math › Precalculus › Conic Sections
How to use two endpoints of a diameter to create the equation for a circle.