  # Trigonometry with Pat McKeague

## Video Lectures

Displaying all 12 video lectures.
 Lecture 1 Play Video The Three Definitions are Equivalent In this video lesson, Math Instructor Pat McKeague shows that the three definitions we have for the six trigonometric functions are equivalent to one another. Lecture 2 Play Video Solving Equations 1 In this video lesson, Math Instructor Pat McKeague gives an introduction to solving trigonometric equations. Lecture 3 Play Video Solving Equations 2 In this video lesson, Math Instructor Pat McKeague gives more trigonometric equations. Lecture 4 Play Video Solving Equations 3 In this video lesson, Math instructor Pat McKeague gives more trigonometric equations to solve. Lecture 5 Play Video The Law of Sines In this video lesson, Math Instructor Pat McKeague teaches The Law of Sines. Lecture 6 Play Video The Law of Cosines In this video lesson, Math Instructor Pat McKeague teaches the The Law of Cosines. Lecture 7 Play Video Half-Angle Formulas In this video lesson, Math Instructor Pat McKeague gives a few problems involving half-angle formulas in trigonometry. Lecture 8 Play Video Double-Angle Formulas In this video lesson, Math Instructor Pat McKeague gives a few examples that use double-angle formulas from trigonometry. Lecture 9 Play Video Trigonometric Identities In this video lesson, Math Instructor Pat McKeague teaches Trigonometric Identities. Lecture 10 Play Video Graphing a Trig Function In this video lesson, Math Instructor Pat McKeague teaches how to graph Trigonometric functions: Phase Shift. Lecture 11 Play Video Finding an Equation from a Graph In this video lesson, Math Instructor Pat McKeague teaches how to find an Equation from a Graph. Lecture 12 Play Video Complex Numbers In this video lesson, Math Instructor Pat McKeague teaches Complex Numbers.