Expression 3: hyperbolic cosine left parenthesis, negative StartFraction, pi Over 2 , EndFraction , right parenthesis minus hyperbolic sine left parenthesis, negative StartFraction, pi Over 2 , EndFraction , right parenthesiscosh−π2−sinh−π2
equals=
4.8 1 0 4 7 7 3 8 0 9 74.81047738097
3
Expression 4: "f" left parenthesis, "x" , right parenthesis equals StartFraction, "e" Superscript, "x" , Baseline plus "e" Superscript, negative "x" , Baseline Over 2 , EndFraction minus StartFraction, "e" Superscript, "x" , Baseline minus "e" Superscript, negative "x" , Baseline Over 2 , EndFractionfx=ex+e−x2−ex−e−x2
4
Hidden Label: "f" left parenthesis, negative StartFraction, pi Over 2 , EndFraction , right parenthesisf−π2
Label
equals=
4.8 1 0 4 7 7 3 84.81047738
5
Expression 6: hyperbolic cosine left parenthesis, "x" , right parenthesiscoshx