how do you express sinh(x) in the form of t= tanh(x/2)

thanks!

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- November 1st 2009, 01:27 AMalexandrabel90double angle formula
how do you express sinh(x) in the form of t= tanh(x/2)

thanks! - November 1st 2009, 05:35 AMSoroban
Hello, alexandrabel90!

I found a solution, but I'm sure there's a more elegant one.

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- November 1st 2009, 06:02 AMtonio