asin(sin(x) = x
tan(atany) = y
cos(acosz) = z Does that help?
=xyz
asin(sinX) tan(atanY) cos(acosZ) =
(X) * (Y) * (Z)
[ This may be a little hard to see but, for example...let X =pi/6, Y = pi/4 and Z =pi/3....so
asin (sin (pi/6) ) * atan (tan (pi/4) ) * acos (cos (pi/3) ) =
asin (1/2) * atan (1) * acos (1/2) =
pi/6 * pi/4 * pi/3 =
X * Y * Z ]