:tan-1(value)
Performs the Arcsine (inverse sine) function on a value.
Location[]
TI-84
- 2ND + tan( (tan-1()
TI-89
- ◇ + Y (tan-1)
TI-nspire
- ctrl + tan (tan-1)
Example[]
:Input "ANGLE",A :tan(A)→B :Disp "tan(A)→B",B :tan-1(B)→C :Disp "tan-1(B),C
This asks for an angle. then is displays the tangent of that angle. Than it displays the arctangent of the tangent, hopefully showing equivalence of the original value and the newest value.