the zero vector 44 videos
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Lines in 3D
Precalculus Vectors and Parametric Equations
How to find the vector and parametric equations of a line when given two points on the line.
the vector equation of a line position vectors direction vector parametric equations -
Area With the Cross Product
Precalculus Systems of Linear Equations and Matrices
How to show that the magnitude of the cross product of two vectors gives the area of the parallelogram determined by those two vectors.
cross product magnitude of vectors dot product angle between vectors area parallelogram -
Introduction to the 3D Coordinate System
Precalculus Vectors and Parametric Equations
How to define the components and length of a position vector in three dimensions.
axes coordinates position vector components magnitude length distance origin -
Solving Quadratic Equations by Factoring
Algebra Quadratic Equations and Functions
How to solve quadratic equations by factoring.
zero product property factoring -
Solving Quadratic Equations by Factoring
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations by factoring.
zero product property factoring -
Absolute Value
Pre-Algebra Integers
Understanding that absolute value represents a distance from zero
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Addition and Subtraction with Decimals
Pre-Algebra Decimals and Percents
Adding or subtracting decimals by vertically lining up the zeros
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Pascal's Triangle
Algebra 2 Polynomials
How to use Pascal's triangle.
zero product property factoring constant -
Pascal's Triangle
Precalculus Topics in Discrete Math
How to use Pascal's triangle.
zero product property factoring constant -
Displacement
Physics Linear and Projectile Motion
An explanation of displacement.
displacement distance vector -
Area With Determinants
Precalculus Systems of Linear Equations and Matrices
How to compute the area of a parallelogram using a determinant.
parallelogram vectors determinant area -
Gravitational Fields
Physics Gravitation
Understanding and predicting gravitational fields.
gravitational field vector -
The Midpoint and Distance Formulas in 3D
Precalculus Vectors and Parametric Equations
How to derive the formula for the midpoint of a segment in three dimensions.
position vectors the vector from point a to point b the midpoint formula vector addition scalar multiplication -
Parametrizing a Line Segment
Precalculus Vectors and Parametric Equations
How to write the parametric equations of a line segment that goes from point A to point B.
vector equation line segment parametric equations -
Vocabulary of Quadratic Polynomials
Algebra Quadratic Equations and Functions
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and x-intercepts or roots of a quadratic function.
roots x intercepts solutions excluded values zeros function -
Vocabulary of Quadratic Polynomials
Algebra 2 Quadratic Equations and Inequalities
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and x-intercepts or roots of a quadratic function.
roots x intercepts solutions excluded values zeros function -
Intercepts and Asymptotes of Tangent Functions
Trigonometry Trigonometric Functions
How to find the x-intercepts and vertical asymptotes of the graph of y = tan(q).
sine cosine tangent zeros x intercepts vertical asymptotes -
Intercepts and Asymptotes of Tangent Functions
Precalculus Trigonometric Functions
How to find the x-intercepts and vertical asymptotes of the graph of y = tan(q).
sine cosine tangent zeros x intercepts vertical asymptotes -
Invertible Square Matrices and Determinants
Precalculus Systems of Linear Equations and Matrices
How to determine whether a square matrix is invertible using its determinant.
square matrices invertible determinant zero determinant inverse of a 2x2 matrix -
The Resultant of Two Forces
Precalculus Vectors and Parametric Equations
How to find the resultant of two forces when they are parallel, opposite, or perpendicular in direction.
Forces Resultant Vector Addition Magnitude Direction The Pythagorean Theorem
