Suppose that an airplane flies along the path r₁(t) = (2t, 2t², 10e-t) and a skydiver takes the path r₂(t) = (2,2, 10-2t), for 0 ≤ t ≤ 5. Do their paths cross? Do they collide?

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A: I=∫3416(x−7)(x+9)dx

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