write a system of 3 equations and 3 variables that has the unique solution of (-1,1,2).

Guest Jul 19, 2020

#1**+2 **

write a system of 3 equations and 3 variables that has the unique solution of (-1,1,2).

**Hello Guest!**

\(x+y+z=2\)

\(x y-z=-3\)

\(x+y+z^2=4\)

!

asinus Jul 19, 2020