SOLUTION: For what values of k' the following system has 2x+y=0 x+ 2y + kz = -1 x k²z = 1 (a) Unique Solution (b) No solution.

Question 1177247: For what values of k' the following system has
2x+y=0
x+ 2y + kz = -1
x k²z = 1
(a) Unique Solution (b) No solution.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

..............1)
..............2)
..............3)
------------------------------------------

..............1), solve for
..............1a)
go to
..............2), substitute from 1a)
.............., solve for

...........2a)

go to
..............3), substitute
........., solve for

.........3a)

express in terms of

...........2a), substitute

.....................2b)

go to
..............1a), substitute

...............1b)

The solutions to the system of equations are:

-> for and

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