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OpenStudy (anonymous):
Solve the following system of equations. 4x – 2y – z = –5 x – 3y + 2z = 3 3x + y – 2z = –5 Answers: (0, 1, 3) (0, 1, –3) (0, –1, –3) (0, –1, 3)
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OpenStudy (anonymous):
In these cases with multiple answers, it's actually much faster checking the given answers than actually solving the system of equations...
OpenStudy (anonymous):
right joonas - i've just done that - took me about 3 minutes to find that it's the first
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