Name ______________________________ math/precalc/questb/pccos.htm   © '04, A2
pccos.   Complete this info about the COSINE FUNCTION
a. symbols:
b. domain (producing a real range value):
c. range (for this domain):
d. graph of function (in ink)
e. graph of its reciprocal, the secant function (in pencil).
f. The inverse of the cosine is the ______________ function.
g. In calculator symbols the inverse is: _______________.
h. Here is its graph.