Prove the following formula for the derivative of hyperbolic cosine,

*Proof.* We can compute from the definition of hyperbolic cosine in terms of exponentials,

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Stumbling Robot

A Fraction of a Dot
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Prove that the derivative of *cosh x* is *sinh x*

Prove the following formula for the derivative of hyperbolic cosine,

*Proof.* We can compute from the definition of hyperbolic cosine in terms of exponentials,