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OpenStudy (anonymous):
find x, if arctan2=arctan4-arctanx
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OpenStudy (kymber):
Use your calculator to find arctan2 & arctan4 and then solve equation. :D
OpenStudy (anonymous):
you can be serious...and u gave me such hope for a good answer :/
OpenStudy (kymber):
What?! That's what you do!
OpenStudy (kymber):
Well, at least that's what I think you doooo.. It makes sense in my head :I
OpenStudy (anonymous):
nope...:)
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OpenStudy (kymber):
Well, since you apparently know how to do it, answer it :I
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