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## Homework Statement

the following 3 equations are given, show that alpha(a) has two non trival solutions, then solve for the whole thing:

## Homework Equations

ax - 3y + ( 1+a) z = 0

2x + y - az = 0

(a+2)x - 2y + az = 0

i think i may be missing something but i cant seem to even get started on this problem,

thanks