In Exercises 7580, find the exact value of the trigonometric function when sin u = 4 5
Chapter 6, Problem 78(choose chapter or problem)
In Exercises 75–80, find the exact value of the trigonometric function when \(\sin u=\frac{4}{5}\) and \(\cos v=-\frac{7}{25}\). (u is in Quadrant I and v is in Quadrant III.)
sin(u − v)
Text Transcription:
sin u = 4/5
cos v = − 7/25
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