Trig Identities
Inverse Trig Functions
Inverse Trig Identities
100
\[cos(-{\pi\over 12})\]
What is \[cos({\pi\over 12})\]?
100
cos-11
What 0?
100
cos(cos-11/4)
What is 1/4?
200
\[sin({9\pi\over 8})\]
What is \[- sin{\pi\over 8}\]?
200
tan-1sqrt 3
What is \[\pi\over 3\]?
200
sin-1(sin2pi/7)
What is 2pi/7?
300
\[sin({33\pi\over 8})\]
What is \[sin{\pi\over 8}\]?
300
Suppose b = 4 and c =10. Evaluate u in radians.
What is .4115?
300
tan-1(tan11pi/5)
What is pi/5?
400
tan (pi/12) you may leave the radical in the denom
What is sin (pi/12)/cos (pi/12)?
400
The smallest positive number y such that sin (tan y) = 0.6
What is .57179?
400
sin(-sin-13/13)
What is -3/13?
500
\[cos({5\pi\over 12})\]
What is sin(pi/12)? sin(pi/2 - 5pi/12) = sin(6pi/12 - 5pi/12) = sin (pi/12)
500
Find the smallest positive number x such that sin2x - 3sinx +1 = 0
What is .39192?
500
cos(sin-13/8)
What is \[\sqrt{55}\over 8\]?
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