82 Videos for "complex numbers"

The Euler Formula  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to derive two trigonometric identities using Euler's Formula. 
Introduction to Imaginary Numbers  Problem 2
Math › Algebra 2 › Roots and Radicals
How to define a complex number. 
Graphing Polar Equations  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to sketch a simple polar curve by plotting points. 
Introduction to Polar Coordinates  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular. 
Introduction to Polar Coordinates  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular. 
The Distance Formula in Polar Coordinates  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to derive the distance formula for polar coordinates. 
Introduction to Polar Coordinates  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular. 
Lines in Polar Coordinates  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find the polar equation of a line through the origin (or pole). 
Graphing Polar Equations  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to sketch a polar curve by plotting points and using symmetry. 
Lines in Polar Coordinates  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to interpret the polar equation of a line. 
Lines in Polar Coordinates  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find equations of a line tangent to a circle in polar and rectangular coordinates. 
Lines in Polar Coordinates  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find the polar equation of any line. 
Graphing Polar Equations  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to sketch a polar curve by plotting points and using symmetry. 
Graphing Polar Equations  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to sketch a polar curve by plotting points and using symmetry. 
The Distance Formula in Polar Coordinates  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to derive the polar equation of a circle given its center and radius. 
Symmetry of Polar Graphs  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to test a polar equation for symmetry about the x or yaxis. 
The Distance Formula in Polar Coordinates  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to find the distance between to points given their polar coordinates. 
Symmetry of Polar Graphs  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to determine if the graph of a polar equation is symmetric about the xaxis. 
Converting from Rectangular Coordinates to Polar  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert the rectangular coordinates of a point into polar coordinates. 
Families of Polar Curves: Roses  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to describe the graph of a rotated rose, r = a sin(b*(theta ? h)).