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mathnstuff.com/math/precalc/MAT129fa25/p.15.htm © 2025 A2, Agnes Azzolino Trigonometric Functions of any angle & THEIR GRAPHS, Text 7.3, PG. 604 |
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7.3 - pg 604, Learning Objectives * Find function values for the sine and cosine of 30° (pi/6), 45° (pi/4), and 60° (pi/3). * Identify the domain and range of sine and cosine functions. * Find reference angles. * Use reference angles to evaluate trigonometric functions.
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