contestada

1. Find, using Gauss' method, for which values of the parameter a the following
system is consistent and solve it for the case a =
= 0.
(a + 2)x + (a − 1)y − z = 1
ax - y + z = −1
11x + ay-z = a

1 Find using Gauss method for which values of the parameter a the following system is consistent and solve it for the case a 0 a 2x a 1y z 1 ax y z 1 11x ayz a class=

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