... ) : arctan x = "angle in ( - 211 , 1f) with tangent x." It has domain R, range ( -2 1f), and is odd arctan /3 = Zf, arctan ( -1) = - 411 arcsin x = "angle in [ - 211 11 The notation COS-lx for arccos ... the tangent lines are turning upward asx increases Itf" < on an IS8N -13 : 978 -15 7222796-5 ISBN-1D: 15 7222796-6 911 ~ ~IJll~ ~11 1 !1! ll~llIJllllrlllllf Ilillll interval, then the graph of/is concave ... [-I,IJ and range IO,1tJ arccos [ 1] = arccos [- f ]= 3: The arcsine is inverse to sine on: [- 211 , LIMIT THEOREMS ~1 1f [whose sine is x." It has domain [-I,IJ, range [-2ft , ~ 1, and is odd The...