Eqn 14e Help
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sinh(z) = ½ |
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(ez – e–z) = ½ (ez + e–z) = cosh(z) by definition |
so ∫ cosh(z) dz = sinh(z)
Putting z = x/a,∫ cosh(x/a) dx = a sinh(x/a)
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sinh(z) = ½ |
|
(ez – e–z) = ½ (ez + e–z) = cosh(z) by definition |
so ∫ cosh(z) dz = sinh(z)
Putting z = x/a,∫ cosh(x/a) dx = a sinh(x/a)