ИДЗ 14.2 – Вариант 14. Решения Рябушко А.П.

1. Show that this expression is a total differential of the function u (x, y). Find u (x, y) function
1.14. (Y2exy - 3) dx + exy (1 + xy) dy

2. Solve the following tasks:
2.14. Find the static moment with respect to the axis Oy smooth arc of the first round of the lemniscate Bernoulli ρ2 = a2cos2φ.

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