Question
Use a Double- or Half-Angle Formula to solve the equation in the interval [0, 2t). (Enter your answers as a comma-separated list.)
cos(20)sin2(e) = 0
0 =

Image Transcription

Use a Double- or Half-Angle Formula to solve the equation in the interval [0, 2t). (Enter your answers as a comma-separated list.) cos(20)sin2(e) = 0 0 =

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MathTrigonometry

Trigonometric Ratios

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