- Thread starter
- Moderator
- #1
- Jan 26, 2012
- 995
Thanks again to those who participated in last week's POTW! Here's this week's problem!
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Problem: Show that the equation $2x-1-\sin x=0$ has exactly one real solution.
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Hint:
Remember to read the POTW submission guidelines to find out how to submit your answers!
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Problem: Show that the equation $2x-1-\sin x=0$ has exactly one real solution.
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Hint:
First use IVT to show that $2x-1-\sin x=0$ has at least one real solution. Then use Rolle's theorem to show that you can't have two or more solutions.
Remember to read the POTW submission guidelines to find out how to submit your answers!