Hi i need help to solve that function. I search forum but i cant find anything. This is the simple function in Mathcad


I need what to type in Smath to solve it. Tommorow i will have exam and i need that formule. Thanks for help, sry for English

Hello,

[MATH]solve(tan({a*π}/180)-{a*π}/180≡0,01571448;a;15;25)=20,3439[/MATH]
Take a look at the SMath Wiki and find out how to use function "solve".

Regards,
Radovan

P.S. In what way is SMath connected to your exam?

@up
Thanks a lot
At exam i need to calculate involute of angle - inv (x)= tg(x)- x(in radians).
I have SMath in my PPc, so i dont need to have tables