Table of contents

Prepare for your exams

Upload your syllabus and get recommendations on what to study and when. No syllabus? Sharing your exam schedule works too.

Skip topic navigation

0. Review of College Algebra(0)

Rationalizing Denominators
(0)

Pythagorean Theorem & Basics of Triangles
(0)

Basics of Graphing
(0)

Functions
(0)

Transformations
(0)

Asymptotes
(0)

Solving Linear Equations
(0)

Solving Quadratic Equations
(0)

Complex Numbers
(0)

1. Measuring Angles(0)

Angles in Standard Position
(0)

Coterminal Angles
(0)

Complementary and Supplementary Angles
(0)

Radians
(0)

2. Trigonometric Functions on Right Triangles(0)

Trigonometric Functions on Right Triangles
(0)

Special Right Triangles
(0)

Cofunctions of Complementary Angles
(0)

Solving Right Triangles
(0)

3. Unit Circle(0)

Defining the Unit Circle
(0)

Trigonometric Functions on the Unit Circle
(0)

Common Values of Sine, Cosine, & Tangent
(0)

Reference Angles
(0)

Reciprocal Trigonometric Functions on the Unit Circle
(0)

4. Graphing Trigonometric Functions(0)

Graphs of the Sine and Cosine Functions
(0)

Phase Shifts
(0)

Graphs of Secant and Cosecant Functions
(0)

Graphs of Tangent and Cotangent Functions
(0)

5. Inverse Trigonometric Functions and Basic Trigonometric Equations(0)

Inverse Sine, Cosine, & Tangent
(0)

Evaluate Composite Trig Functions
(0)

Linear Trigonometric Equations
(0)

6. Trigonometric Identities and More Equations(0)

Introduction to Trigonometric Identities
(0)

Sum and Difference Identities
(0)

Double Angle Identities
(0)

Solving Trigonometric Equations Using Identities
(0)

7. Non-Right Triangles(0)

Law of Sines
(0)

Law of Cosines
(0)

Area of SAS & ASA Triangles
(0)

8. Vectors(0)

Geometric Vectors
(0)

Vectors in Component Form
(0)

Direction of a Vector
(0)

Unit Vectors and i & j Notation
(0)

Dot Product
(0)

Cross Product
(0)

9. Polar Equations(0)

Polar Coordinate System
(0)

Convert Points Between Polar and Rectangular Coordinates
(0)

Convert Equations Between Polar and Rectangular Forms
(0)

Graphing Other Common Polar Equations
(0)

10. Parametric Equations(0)

Graphing Parametric Equations
(0)

Eliminate the Parameter
(0)

Writing Parametric Equations
(0)

11. Graphing Complex Numbers(0)

Graphing Complex Numbers
(0)

Polar Form of Complex Numbers
(0)

Products and Quotients of Complex Numbers
(0)

Powers of Complex Numbers (DeMoivre's Theorem)
(0)

0. Review of College Algebra

Rationalizing Denominators

0. Review of College Algebra

Rationalizing Denominators: Videos & Practice Problems

Video Lessons Practice Worksheet

98 problems

Problem types you want to practice:

Problem 1Multiple Choice

Perform multiplication without the use of a calculator.

√31 • √31

125

views

rank

Problem 2Multiple Choice

Perform the operation without the use of a calculator.

(√45 - √22) (√45 + √22)

views

rank

Problem 3Multiple Choice

Simplify the radical expression:

√441

views

rank

Problem 4Multiple Choice

Simplify the radical expression:

-√529

views

rank

Problem 5Multiple Choice

Simplify the radical expression:

√(81/121)

views

Problem 6Multiple Choice

Simplify the radical expression:

-√(484/225)

views

rank

Problem 7Multiple Choice

Simplify the radical expression:

√-676

views

rank

Problem 8Multiple Choice

Determine the square of the following expression:

-√23

views

Problem 9Multiple Choice

Determine the square of the following expression:

(√11)/7

views

rank

Problem 10Multiple Choice

Determine the square of the following expression:

√(16x³ + 9)

views

Problem 11Multiple Choice

Simplify the given radical expression.

-∛1331

views

Problem 12Multiple Choice

Simplify the given radical expression.

-∜2401

views

Problem 13Multiple Choice

Simplify the given radical expression.

∛0.008

views

rank

Problem 14Multiple Choice

Simplify the given radical expression.

∛0.512

views

Problem 15Multiple Choice

Rewrite the given radical expression using the product rule.

√11 • √17

views

rank

Problem 16Multiple Choice

Rewrite the given radical expression using the product rule.

√7 • √343

views

Problem 17Multiple Choice

Rewrite the given radical expression using the quotient rule.

√(13/256)

views

rank

Problem 18Multiple Choice

Rewrite the given radical expression using the quotient rule.

√(121/1859)

views

rank

Problem 19Multiple Choice

Rewrite the given radical expression using the quotient rule.

√13/√325

views

Problem 20Multiple Choice

Rewrite the given radical expression using the quotient rule.

(84√30)/(12√5)

views

rank

Problem 21Multiple Choice

Simplify the following radical expression:

√90

views

rank

Problem 22Multiple Choice

Simplify the following radical expression:

√363

views

Problem 23Multiple Choice

Simplify the following radical expression:

-√490

views

Problem 24Multiple Choice

Simplify the following radical expression:

5√175

views

Problem 25Multiple Choice