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avaleasim
26.02.2020 •
Mathematics
Match the surfaces with the verbal description of the level curves.
1. z = 2(x^2)+3(y^2)2. z = √ (25-x^2-y^2)3. z = xy4. z = √ (x^2+y^2)5. z = 1/(x-1)6. z = x^2+y^27. z = 2x+3yA. acollection of concentric ellipsesB. two straight lines and a collection ofhyperbolasC. a collection of equally spaced concentriccirclesD. a collection of equally spaced parallellinesE. a collection of unequally spaced parallellinesF. a collection of unequally spacedconcentric circles
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Ответ:
-15
Step-by-step explanation: