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OpenStudy (sushi121212):
Solve for x, y, z using inverse matrices: x+y-z=2 2x+3y-6z=5 -4x-5y+0.25z=-9
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OpenStudy (sushi121212):
My teacher says to use a calculator to solve this, but I keep getting huge numbers when I plug it in my calculator. I'm not really sure how to solve this problem using a calculator.
satellite73 (satellite73):
you get to use a calculator?
satellite73 (satellite73):
http://www.wolframalpha.com/input/?i=x%2By-z%3D2,+2x%2B3y-6z%3D5,+-4x-5y%2B0.25z%3D-9
OpenStudy (mathmale):
Hope you know how to use a handheld calculator that has matrix operations built in, and that you'll try using it here.
OpenStudy (sushi121212):
Oh, thank you!
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