50g

--- On Wed, 1/14/09, missing_u1905 <missing_u1905@...> wrote:

> hi, im having some basic problems, i just bought my 50g but
> there are
> some basic thing i dont know how to do, like solving
> systems of
> equations of 3 unknowns, like:
>  3a-2b+1c=4
>  a+4b-5c=7
>  5a-6b-9c=19
> 
> for that kind of equations im still using my casio
> calculator =( , so
> i hope you can help me, thanks!

One way (page 9.9 of the Users Manual):
Use <right-shift,7> (NUM.SLV) to invoke the numerical solver.
Pick 4 (Solve lin sys...).
Enter the coeeficients into A: [[3,-2,1],[1,4,-5],[5,-6,-9]]
Enter the constants into B: [4,7,19]
With cursor in X, press <SOLVE>

-- 
pDale