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VCE Stuff => VCE Mathematics => VCE Mathematics/Science/Technology => VCE Subjects + Help => VCE Specialist Mathematics => Topic started by: mano91 on April 30, 2013, 11:36:35 am

Title: Circular function question
Post by: mano91 on April 30, 2013, 11:36:35 am: Find the possible values of a:
Cot ( sin^-1 ( 2/a) - cos^-1 (2/3) )

Thank you.
Title: Re: Circular function question
Post by: Mao on April 30, 2013, 04:34:31 pm: hint: what is the domain of $\sin^{-1}(x)$ ?