Asked by nakul
Equations solve by matrix method
(1) x-y+3z=2
(2) 2x+y+2z=2
(3) -2x-2y+z=3
(1) x-y+3z=2
(2) 2x+y+2z=2
(3) -2x-2y+z=3
Answers
Answered by
Nour
1.x=y−3z+2
2.x=−12y−z+1
3.x=−y+12z+−32
2.x=−12y−z+1
3.x=−y+12z+−32
Answered by
nakul
Please explain nour
Answered by
Steve
You can check your calculations here:
http://www.wolframalpha.com/input/?i=solve+{{1%2C-1%2C3}%2C{2%2C1%2C2}%2C{-2%2C-2%2C1}}*{{x}%2C{y}%2C{z}}+%3D+{{2}%2C{2}%2C{3}}
http://www.wolframalpha.com/input/?i=solve+{{1%2C-1%2C3}%2C{2%2C1%2C2}%2C{-2%2C-2%2C1}}*{{x}%2C{y}%2C{z}}+%3D+{{2}%2C{2}%2C{3}}
Answered by
Nour
sorry, i got that from a culcaltuor
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