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!!

Printable View

- Oct 23rd 2009, 01:09 PMalexandrabel90arcsin and arccos
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!! - Oct 23rd 2009, 01:36 PMadkinsjr
- Oct 23rd 2009, 02:45 PMalexandrabel90
and what about for arccos?

- Oct 23rd 2009, 03:53 PMDefunkt