1. Show that this expression is a total differential of the function u (x, y). Find u (x, y) function
1.26. (2xex2-y2-sinx) dx + (siny-2yex2-y2) dy
2. Solve the following tasks:
2.26. Calculate the arc length of one cycloid arches x = 3 (t - sint), y = 3 (1 - cost).
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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