Need help w/ hyperbolic fucntions right before test! PLEASE!

[Techie333]

I have basic 4 function calculator with sin and inverse sin, but I don't see anything to calc hyperbolic sin. There is no HYP button or anything! Somebody know PLease?!?! I have TI-30 and we cant use graphing!

EDIT: Ill paypal $1 if you help me before exam!!!!

 

[Techie333]

Please! REALLY NEED HELP WITH THIS!

 

[Fenixgoon]

hyperbolic sine is easy: 1/2 (e^x - e^-x)

hyperbolic cosine: 1/2 (e^x + e^-x)

paypal bg2.minscandboo@gmail.com

 

[Cattlegod]

how much cash do you have in your paypal acct?

 

[ManyBeers]

If you really want help, I think a picture of a hot woman would be a far better incentive than offering 1 dollar, Come on a dollar

 

[Legendary]

Look for sinh and cosh