How do you do this problem? I made a triangle but I don't know what to do after that. I looked at other questions similar to this but its not very well explained to me
$$\sin^{-1}(\tan-\fracπ4)$$
2026-03-27 20:01:04.1774641664
trig function Composition issues
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HINT: $\tan (-\frac{\pi}{4})=-1$