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1. Show that this expression is a total differential of the function u (x, y). Find u (x, y) function
1.21. y (exy + 5) dx + x (exy + 5) dy
2. Solve the following tasks:
2.21. Calculate the mass of a quarter ellipse arc x2 / 4 + y2 = 1, lying in the first quadrant if the linear density at each point is equal to the product of the coordinates of this point.
1.21. y (exy + 5) dx + x (exy + 5) dy
2. Solve the following tasks:
2.21. Calculate the mass of a quarter ellipse arc x2 / 4 + y2 = 1, lying in the first quadrant if the linear density at each point is equal to the product of the coordinates of this point.
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- Content type File
- Content description 57 kB
- Added to the site 29.12.2016
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
For the convenience of viewing IDZ solutions on smartphones, an additional file in PDF format is sent
For the convenience of viewing IDZ solutions on smartphones, an additional file in PDF format is sent
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DHS 14.2 - Option 21. Decisions Ryabushko AP
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