sanji4868 sanji4868
  • 22-05-2023
  • Mathematics
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The curve r vector (t) = t, t cos(t), 2t sin (t) lies on which of the following surfaces? a)X^2 = 4y^2 + z^2 b)4x^2 = 4y^2 + z^2 c)x^2 + y^2 + z^2 = 4 d)x^2 = y^2 + z^2 e)x^2 = 2y^2 + z^2

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