238 Videos for "number"

Converting from Polar Coordinates to Rectangular  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert a polar equation into rectangular form, and describe the shape of its graph. 
Converting from Polar Coordinates to Rectangular  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to convert a polar equation into rectangular form, and describe the shape of its graph. 
Families of Polar Curves: Circles, Cardiods, and Limacon  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph the special case of the family r = a + b cos (theta) when a = b. 
Families of Polar Curves: Conic Sections  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to describe the graph of a rotated conic r = 6/(1 + E cos(theta ? h)). 
Families of Polar Curves: Circles, Cardiods, and Limacon  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph members of the polar family r = a + b cos (theta) when a > b > 0. 
Families of Polar Curves: Roses  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to describe Roses, the family of curves with equations r=acos(b*theta) or r=asin(b*theta) when b >=2 and is an integer. 
Families of Polar Curves: Circles, Cardiods, and Limacon  Problem 3
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph members of the polar family r = a + b cos (theta) when 0 < a < b. 
Families of Polar Curves: Conic Sections  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to describe the polar equations of conic sections. 
Families of Polar Curves: Conic Sections  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph the polar curve r = 6/(1 + E cos*theta) when e > 1 or < ?1. 
Families of Polar Curves: Conic Sections  Problem 1
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph the polar curve r = 6/(1 + E cos*theta) when ?1 < e < 1. 
Scientific Notation  Concept
Math › Algebra 2 › Exponents
How to move between scientific notation and standard notation of numbers. 
Scientific Notation  Problem 2
Math › Algebra 2 › Exponents
How to change a number in scientific notation into standard notation. 
The Discriminant of a Quadratic Equation  Concept
Math › Algebra 2 › Quadratic Equations and Inequalities
How to use the discriminant to know the number and type of solutions to a quadratic. 
The Discriminant of a Quadratic Equation  Problem 3
Math › Algebra 2 › Quadratic Equations and Inequalities
How to use the discriminant to solve for a variable to give a quadratic a specific number and type of solutions. 
Permutations  Problem 3
Math › Algebra 2 › Combinatorics
To calculate how many different PIN numbers there can be for an ATM card with and without repetition. 
Chemistry Mole
Science › Chemistry › Chemical Reactions
The meaning and functionality of Avogadro's number in chemistry. 
Permutations  Problem 3
Math › Precalculus › Topics in Discrete Math
To calculate how many different PIN numbers there can be for an ATM card with and without repetition. 
Significant Figures
Science › Physics › Introduction to Physics
How to find the correct number of figures to show when writing numbers. 
Significant Figures
Science › Chemistry › Introduction to Chemistry
How to find the correct number of figures to show when writing numbers. 
Combinations  Problem 1
Math › Precalculus › Topics in Discrete Math
How to calculate the number of ways to choose a specific number of students from a larger group.