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nexus9112 [7]
4 years ago
10

I need help solving this 4 by 4 does anybody know how to do? it any help would be amazing. I know that in order to solve i need

to create a 3 by 3 out of the 4 by 4 and make a 2 by 2 out of the 3 by 3 but everytime i go to solve i can never get the right answer i also know the the answers are whole numbers no decimals
w+2x+2y+z=-2
w+3x-2y-z=-6
-2w-x+3y+3z=6
w+4x+y+2z=-14
Mathematics
1 answer:
Reika [66]4 years ago
3 0
Hello,

In the file joined: the method of Gauss.

w=-9
x=2
y=6.3333...=19/3
z=-9.6666....=-29/3
Download xls
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