Wilsonetim13
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Show that Tanh^1 1/2 =1/2loge(1+x/1-x)
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mqb2766
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(Original post by Wilsonetim13)
Show that Tanh^1 1/2 =1/2loge(1+x/1-x)
Can only assume that the left hand side is artanh(x)?
If so, what have you tried?
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