fx-82MS fx-82TL fx-9860GII TI-83
cosh
On a Casio calculator you can calculate the hyperbolic cosine
hyp cos
Example 1
To calculate cosh (0) = 1
hyp _
0.cos cosh_
0.0 = cosh 0
1.
Example 2
To calculate cosh (4.969861521) = 72.00694408°
hyp cos 4 · 9 6 9 8 6 1 5 2 1 = cosh 4.96986
72.00694408
Example 3
To calculate sech (0) = 1
hyp cos 0 = x⁻¹ = Ans-1
1.