'Sin 2 real number' presentation slideshows

6.3.1 Trigonometric Functions of Real Numbers

6.3.1 Trigonometric Functions of Real Numbers. Radians vs. Real Numbers. The argument of a trig function can be a real number, radians, or degrees. Sin(2) real number, radian, or degree? Sin(2 ?) real number, radian, or degree? Note: sin(2) ? sin(2?). Unit Circle.

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