sin 345
How to use the sum formulas for sin(75°), cos(165°), and tan(345°)
The Doctrine of Sin #345
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Find the exact value of sin(255º) w/a sum/diff identity.
cos 345
tan 345
sin 165 degrees
Evaluate Cot(345 Degrees)
Given values for sin u and cos v in 2nd quadrant, find exact value of csc(u-v).
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Solve | sin 30 degree | using calculator (Casio fx-991MS)
find the exact value of cos negative 75 degrees
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