- Thread starter
- Moderator
- #1
- Jan 26, 2012
- 995
Thanks to those who participated in last week's POTW!! Here's this week's problem!
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Problem: Use calculus to prove the identity $\arcsin\left(\dfrac{x-1}{x+1}\right)=2\arctan(\sqrt{x})-\dfrac{\pi}{2}$.
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Remember to read the POTW submission guidelines to find out how to submit your answers!
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Problem: Use calculus to prove the identity $\arcsin\left(\dfrac{x-1}{x+1}\right)=2\arctan(\sqrt{x})-\dfrac{\pi}{2}$.
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Remember to read the POTW submission guidelines to find out how to submit your answers!