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13 Nov 2019
Use the de nitions of the hyperbolic functions to prove that each of the identities in the question holds for all values of x and y. Note how similar these identities are to those which hold for trigonometric functions. (This question may involve hyper- bolic functions.)
d/dx (tanhx)=sech^2 x
Use the de nitions of the hyperbolic functions to prove that each of the identities in the question holds for all values of x and y. Note how similar these identities are to those which hold for trigonometric functions. (This question may involve hyper- bolic functions.)
d/dx (tanhx)=sech^2 x
1
answer
0
watching
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Elin HesselLv2
13 Nov 2019