Find the point of intersection of lines 1₁ and 12. 1₁:r₁ = (5 + 2t₁)i + (10 - 3t₁)j + 2t₁k 12:12 = (3 + 2t₂)i + (9-2t₂)j + (10 t₂) k (Give your answer in the form (*, *, *). Express numbers in exact form. Use symbolic notation and fractions where needed.) (x, y, z) = Find the angle between 1₁ and 12.

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