Re: Please Help!


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Re: Please Help!



Use matrices
[ 4 -1 -1]    [ 4]
[ 2  1  1]=A  [-1]=B
[ 6 -3 -2]    [ 3]
and do A^(-1)*B
The resulting matrix will give you the values of X, Y, and Z

Lars Petersen wrote:
>
> Dear Newsgroup,
>
> Can a TI-86 calculator by any chance solve a system of equation with 3
> variables?
>
> An examble is:
>
> 4x-y-z=4
> 2x+y+z=-1
> 6x-3y-2z=3
>
> Can the ti 86 by any chance solve for all three variables, x,y, and z??
>  If so please post how or e-mail me.  Any help would be much
> appreciated.
>
> Thanks a BUNCH!


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