Prove:sech1 x = cosh1(1/x), 0 < x 1coth1 x = tanh1(1/x),
Chapter 6, Problem 62(choose chapter or problem)
Prove:
\(\operatorname{sech}^{-1} x=\cosh ^{-1}(1 / x), \quad 0<x \leq 1\)
\(\operatorname{coth}^{-1} x=\tanh ^{-1}(1 / x), \quad|x|>1\)
\(\operatorname{csch}^{-1} x=\sinh ^{-1}(1 / x), \quad x \neq 0\)
Equation Transcription:
Text Transcription:
sech^-1 x=cosh^-1 (1/x), 0 < x leq 1
coth^-1 x=tanh^-1 (1/x), |x|>1
csch^1 x=sinh^-1 (1/x), x neq 0
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