Trigonometry, identities, polar equations, logarithms, sequences, limits and other topics to prepare for calculus.

### Placement

Click here to do the – Pre-Calculus Placement Test (1,7 MB)

### Includes

- A Student Workbook with lesson-by-lesson worksheets, and review pages

### Contents

- Pythagorean Theorem
- Special Right Triangles (30°- 60°- 90° and 45°- 45°- 90°)
- Trigonometric Ratios
- Inverse Trigonometric Ratios
- Interpreting the Trigonometry Tables
- Using the Trig. Table to Solve for the Unknown
- Using a Calculator and Arc Functions
- Angles of Elevation and Depression
- Angles less than 0°
- Angles greater than 360°
- Lesson 11 Reference Angles
- Lesson 12 Cofunctions
- Lesson 13 Negative Angle Relationships
- Lesson 14 Proving Trigonometric Identities
- Lesson 15 Sum and Difference Identities
- Lesson 16 Double-Angle and Half-Angle Identities
- Lesson 17 Law of Sines
- Lesson 18 Law of Cosines
- Lesson 19 Ambiguity in the Law of Sines
- Lesson 20 Radian Measure
- Lesson 21 Polar Coordinates and Rectangular Coordinates
- Lesson 22 Polar Equations and Polar Graphs
- Lesson 23 Vectors
- Lesson 24 Functions: Relation, Domain, and Range
- Lesson 25 Graphing the Sine and Cosine Functions
- Lesson 26 Graphing the Secant and Cosecant Functions
- Lesson 27 Graphing the Tangent and Cotangent Functions
- Lesson 28 Logarithms
- Lesson 29 Arithmetic Sequences and Series
- Lesson 30 Geometric Sequences and Series
- Proof of Cos (A – B) = Cos A Cos B + Sin A Sin B
- Finding the Area of a Triangle Trigonometrically
- Interpolation
- Navigation
- Natural Logarithms
- Equations with Absolute Value
- Equations with Radicals
- Inequalities with Absolute Value
- Inequalities with Radicals
- Limits