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AP Precalculus›Unit 3: Trigonometric and Polar Functions›Trigonometric and Polar Functions

Trigonometric Equations and Identities

Use identities like sin² + cos² = 1 to rewrite and solve trig equations over an interval.

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68 videos · ranked by how well they teach

1

2004 FRQ 4 - Exponential, Logarithmic, and Trigonometric Equations and Identities [AP Precalculus]

1.3K views on YouTube · 1 year ago

MrHelpfulNotHurtful

Trigonometric Equations and Identities

2

Solving Trigonometric Equations Using Identities, Multiple Angles, By Factoring, General Solution

1.8M views on YouTube · 10 years ago

The Organic Chemistry Tutor

Trigonometric Equations and Identities

3

Trig Identities

1.7M views on YouTube · 3 years ago

The Organic Chemistry Tutor

Trigonometric Equations and Identities

4

Verifying Trigonometric Identities

1.6M views on YouTube · 5 years ago

The Organic Chemistry Tutor

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5

Solving Trigonometric Equations By Finding All Solutions

743K views on YouTube · 8 years ago

The Organic Chemistry Tutor

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6

Verifying trigonometric identities, hard with multiple steps

661K views on YouTube · 13 years ago

Trigonometric Equations and Identities

7

Verifying Trigonometric Identities Easily - Strategy Explained (14 Examples)

541K views on YouTube · 6 years ago

Mario's Math Tutoring

Trigonometric Equations and Identities

8

Verifying Trigonometric Identities

434K views on YouTube · 8 years ago

Professor Dave Explains

Trigonometric Equations and Identities

9

Solving Trigonometric Equations By Factoring & By Using Double Angle Identities

413K views on YouTube · 8 years ago

The Organic Chemistry Tutor

Trigonometric Equations and Identities

10

Simplifying Trigonometric Expressions

409K views on YouTube · 4 years ago

The Organic Chemistry Tutor

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11

Find the solutions to a trig equation between 0 and 2pi

346K views on YouTube · 8 years ago

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12

Solving Trigonometric Equations - How to Write General Solution

287K views on YouTube · 6 years ago

Mario's Math Tutoring

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13

How to Solve Trigonometric Equations (Precalculus - Trigonometry 22)

98K views on YouTube · 5 years ago

Professor Leonard

Trigonometric Equations and Identities

14

Introduction to Using Trigonometric Identities (Precalculus - Trigonometry 23)

83K views on YouTube · 5 years ago

Professor Leonard

Trigonometric Equations and Identities

15

How to Prove Trigonometric Identities (Precalculus - Trigonometry 24)

82K views on YouTube · 5 years ago

Professor Leonard

Trigonometric Equations and Identities

16

Solving Trigonometric Equations

81K views on YouTube · 8 years ago

Professor Dave Explains

Trigonometric Equations and Identities

17

Solving Trigonometric Equations Multiple Angles

51K views on YouTube · 7 years ago

Mario's Math Tutoring

Trigonometric Equations and Identities

18

Pythagorean Identities for Trigonometric Functions (Precalculus - Trigonometry 10)

48K views on YouTube · 5 years ago

Professor Leonard

Trigonometric Equations and Identities

19

Reciprocal Identities in Trigonometry (Precalculus - Trigonometry 9)

46K views on YouTube · 5 years ago

Professor Leonard

Trigonometric Equations and Identities

20

Trigonometric Identities in Under 3 mins (AP Precalculus Unit 3 Topic 3.12)

31K views on YouTube · 1 year ago

Maximum Insight

Trigonometric Equations and Identities

Unit 3: Trigonometric and Polar Functions

Periodic Phenomena and the Unit Circle
Sine and Cosine Graphs
Tangent and Inverse Trig Functions
Trigonometric Equations and Identities
Polar Coordinates and Graphs

Next topic

Polar Coordinates and Graphs

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Best teachers for this topic

1MrHelpfulNotHurtful
2Brian McLogan
3Mario's Math Tutoring
4Michael Porinchak - AP Statistics & AP Precalculus

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Also called: trig identities, pythagorean identity, solving trig equations