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OpenStudy (brinazarski):
Solve for x: Arctan(x/2) + Arctan(2x/3) = Pi/4
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OpenStudy (tkhunny):
Do you remember this one? \(arctan(A) + arctan(B) = arctan\left(\dfrac{A + B}{1 - AB}\right) \)
OpenStudy (brinazarski):
Well that helps. Thank you!
OpenStudy (brinazarski):
I didn't know that was the formula lol
OpenStudy (brinazarski):
... okay, I'm still getting it wrong.
OpenStudy (anonymous):
i am beginning to hate the arctan @wio
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OpenStudy (tkhunny):
What did you get for \(\dfrac{A+B}{1-AB}\)?
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