Trig Functions
SINθ
y=sinθ
Domain: All Real #s
Range: [-1,1]
Period: 2π
Even
y=Sin^-1θ
D: [-1,1]
R: [(-π/2)/(π/2)]
CSCθ
y=cscθ
D: All Reals except nπ
R: (- ∞, -1]U[1, ∞ )
Per: 2π
Odd
y=csc^-1θ
D: (- ∞, -1]U[1, ∞ )
R: [(-π/2)/(π/2)], y≠0
COSθ
y=cosθ
D: All Real #s
R: [-1,1]
Per: 2π
Even
y=cos^-1θ
D: [-1,1]
R: [0,π]
SECθ
y=secθ
D: All real except (π/2)+(nπ)
R: (−∞,−1]∪[1,∞)
Per: 2π
Even
y=sec^-1θ
D: (−∞ −, 1]∪[1,∞)
R: [0,π], y≠(π/2)
TANθ
y=tanθ
D: All Reals except (π/2)+nπ
R: All Real #s
Per: π
Odd
y=tan^-1θ
D: (−∞ ∞,)
R:( (-π/2)/(π/2))
COTθ
y=cotθ
D: All real except nπ
R: All Real #s
Per: π
Odd
y=cot^-1θ
D: (−∞,∞)
R:(0,π)