A Value of Sinh X or Cosh X Is Given $\sinh x = \frac { 5 } { 12 } , \cosh x =$

question 38

Multiple Choice

A value of sinh x or cosh x is given. Use the definitions and the identity cosh²x - sinh²x = 1 to find the value of the
other indicated hyperbolic function.
- $\sinh x = \frac { 5 } { 12 } , \cosh x =$

• A) \(\frac { 13 } { 12 }\)
• B) \(\frac { 12 } { 13 }\)
• C) \(\frac { 169 } { 144 }\)
• D) \(- \frac { 13 } { 12 }\)

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