tuscany44
tuscany44
16-06-2014
Mathematics
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(5xy - y^2) - (3yz + 2xy) + (3y^2 - 4xy)
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Аноним
Аноним
16-06-2014
[tex](5xy - y^2) - (3yz + 2xy) + (3y^2 - 4xy) \\= 5xy-y^2-3yz-2xy+3y^2-4xy \\ =2y^2-xy-3yz[/tex]
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konrad509
konrad509
16-06-2014
[tex] (5xy - y^2) - (3yz + 2xy) + (3y^2 - 4xy)=\\ 5xy-y^2-3yz-2xy+3y^2-4xy=\\ 2y^2-xy-3yz[/tex]
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