SOLUTION: I'm very confused with this whole chapter so I need some help:
solve each system:
#12. this is all in() 9x+4y-z=0
3x-2y+4z=6
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Question 77287This question is from textbook College Algebra
: I'm very confused with this whole chapter so I need some help:
solve each system:
#12. this is all in() 9x+4y-z=0
3x-2y+4z=6
6x-8y-3z=3
This question is from textbook College Algebra
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
9x+4y-z =0
3x-2y+4z=6
6x-8y-3z=3
--------
Using matrix method A^-1B I get:
x=1/3
y=-1/2
z=1
========
Cheers,
Stan H.
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