Yunji Seol
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How to solve equations having product variables
I have 3 equations. * x+y+z=2 * x+3y+4z=7 * x-2y+3z+xy+yz+zy+xyz=6 When I search, many people use the "A\b" function, ho...
6 years 前 | 1 个回答 | 0
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