Trigonometric Functions of Real Numbers Ft. The Math Sorcerer

‪@TheMathSorcerer‬ covers trigonometric functions of real numbers in this video. Using several example problems, we'll evaluate trigonometric functions by sketching their graphs, then finding their reference number, and solving with the reference number.
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00:00 Intro
00:10 Example problem 1
02:35 Example problem 2
04:11 Example problem 3
06:04 Example problem 4
07:34 Example problem 5