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October 21, 2025, 08:15:57 pm
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Author Topic: Circular function question  (Read 566 times)  Share 

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mano91

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Circular function question
« on: April 30, 2013, 11:36:35 am »
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Find the possible values of a:
Cot (  sin^-1 ( 2/a) - cos^-1 (2/3) )

Thank you.
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Mao

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Re: Circular function question
« Reply #1 on: April 30, 2013, 04:34:31 pm »
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hint: what is the domain of ?
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