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Videos of Spring Semester DC Pre-Calculus

Compute Work

 

Express a Vector as the Sum of Two Orthogonal Vectors

 

Find the Projection of One Vector Onto Another Vector

 

Use the Dot Product to Determine if Two Vectors are Orthogonal

 

Find the Angle Between Two Vectors

 

Find the Dot Product of Two Vectors

 

Solve Applied Problems Involving Vectors

 

Write a Vector in Terms of its Magnitude and Driection

 

Find the Unit Vector in Terms of its Magnitude and Direction

 

Perform Operations with Vectors in Terms of i and j

 

Represent Vectors in the Rectangular Coordinate System

 

Visualize Scalar Multiplications, Vector Addition, and Vector Subtraction as Geometric Vectors

 

Use Magnitude and Direction to Show Vectors are Equal

 

Graph Variations of y = csc x and y = sec x

 

Understand the graphs of y = csc x and y = sec x

 

Graph Variations of y = cot x

 

Understand the graph of y = cot x

 

Graph Variations of y = tan x

 

Understand the graph of y = tan x

 

Use Vertical Shifts of Sin and Cos

 

Graph Variations of y = cos x

 

Understand the graph of y = cox x

 

Graph Variations of y = sin x

 

Model Periodic Behavior

 

Understanding the Graph of y = sin x

 

Periodic Properties

 

Even and Odd Trig Functions

 

Domain and Range of Sin and Cos Functions

 

Use the Unit Circle to Define Trig Functions

 

Use Reference Angles to Evaluate Trig Functions

 

Reference Angles

 

Use the Signs of Trig Functions

 

Definitions of Trig Functions at Any Angle

 

Right Triangle Trig Word Problems

 

Evaluate Trig Functions with a Calculator

 

Use Equal Cofunctions of Complements

 

Recognize and Use Fundamental Identities

 

Find Functions Values for 30, 45, and 60

 

Use Right Triangles to Evaluate Trig Functions

 

Use Linear and Angular Speed to Describe Motion on a Circular Path

 

Find the Length of a Circular Arc

 

Find Coterminal Angles

 

Draw Angles in Standard Position

 

Convert Between Degrees and Radians

 

Use Radian Measure

 

Use Degree of Measure

 

Recognize and Use the Vocabulary of Angles