Mathematics, 14.09.2019 12:10 rosieposie27

find the orthogonal trajectories of the family of curves:
f = (e - e = a: a e r)
f (y(x^2 c) 2 0: cer) _

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find the orthogonal trajectories of the family of curves:
f = (e - e = a: a e r)
f (y(...

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