Lesson 1 – Solving Trigonometric Equations with a Graphing Calculator 1. Determine the number of solutions to each of these equations over the interval 0 < x< 2n. Draw a rough sketch based on what your graphing calculator or online program shows. a) sin 2x = 0.3 b) cos 5x = -0.7 %3D c) sin 6x = 1.2 d) 3 cos 4x = 2

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