Proszę o podanie równania zupełnego na teraz i to szybko pliss:(
(cos x - x sin x) y dx + (x cos x - 4y) dy = 0
lub(4xy - x^2) dx + (x^2 + 6y^2 + 9) dy = 0
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(cos x - x sin x) y dx + (x cos x - 4y) dy = 0
lub
(4xy - x^2) dx + (x^2 + 6y^2 + 9) dy = 0