why is it that arcsin(-y) = -arcsin(y) and that arccos(-y) = π (pi) - arccos(y)?
also, what does the above 2 equations have anything to do with even and odd functions? i have no idea what is even and odd functions by the way..
thank you!!
why is it that arcsin(-y) = -arcsin(y) and that arccos(-y) = π (pi) - arccos(y)?
also, what does the above 2 equations have anything to do with even and odd functions? i have no idea what is even and odd functions by the way..
thank you!!