SOLUTION: Find the exact value of the trigonometric expression when sin(u) = 12/13 and cos(v) = − 8/17. (Both u and v are in Quadrant II.)
sin(u − v)
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sin(u − v)
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Question 1172166: Find the exact value of the trigonometric expression when sin(u) = 12/13 and cos(v) = − 8/17. (Both u and v are in Quadrant II.)
sin(u − v) Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! Half angle formulas on Wikipedia covers this very well.
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What is the point of having someone do them for you?
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PS There are a LOT of formulas. I remember some of them, but not all.
There's no good reason to try to memorize all of them, and I doubt that anyone can.
