1. Show that this expression is a total differential of the function u (x, y). Find u (x, y) function
1.25. (3x2 - 2xy + y) dx + (x - x2 - 3y2 - 4y) dy
2. Solve the following tasks:
2.25. Calculate the static moment with respect to the axis Ox of the arc uniform cardioid ρ = a (1 + cosφ).
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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