Question

How do i prove
1. arcsin(-x)=-arcsin(x)
2. arsin (x) + arcos(x)= Pie/2

Answer 1

HI!!

Answer 2

a triangle will do for the second one

Answer 3

are you allowed to use the fact that \(\large\color{green}{ {\rm Sin}(-x)=-{\rm Sin}(x) }\) ?

Answer 4

site is not working so well, is it?

Answer 5

arcsin(x) = A
arccos(x) = B
\[A+B=\frac{\pi}{2}\]

Answer 6

@SolomonZelman sure hope so, then inverse of an any odd function is odd

Answer 7

yes, the site is awful for me... I mean it is pretty bad on daily basis (before the update, but now it is even worse).

Answer 8

Oh, I became green.... bye

Answer 9

what does it mean to become green?

Answer 10

LOL solo