what is the value of a?help please?

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what is the value of a?help please?

if a is a positive niumber so that cosh a= 5/4 using only the definitions of the hyperbolic functions, compute the values of sinh a, tanh a, and sech a???

2007-02-22 15:05:07 · 2 answers · asked by argentina 1 in Science & Mathematics ➔ Mathematics

cosh is hyperbolic function, it is not cos

2007-02-22 15:15:35 · update #1

cosh is a hyperbolic function, it is not cos

2007-02-22 15:15:48 · update #2

2 answers

Is it cos a?

If yes, it's impossible. Coz cos a cannot exceed 1.

2007-02-22 15:11:46 · answer #1 · answered by Ieshwar 2 · 0⤊ 0⤋

wow thats hard,sorry no clue=*(

2007-02-22 23:12:19 · answer #2 · answered by Anonymous · 0⤊ 0⤋