cos^{-1 }+ tan^{-1} = π/2 Where do I begin with this?
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Originally Posted by cdbowman42 cos^{-1 }+ tan^{-1} = π/2 Where do I begin with this?
sorry, Where do I start with this: cos^{-1}x + tan^{-1} x = π/2
do not double post, please. http://mathhelpforum.com/pre-calculu...-equation.html
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