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#### Question

Find the vector and Cartesian equations of the line through the point (1, 2, −4) and perpendicular to the two lines.

`vecr=(8hati-19hatj+10hatk)+lambda(3hati-16hatj+7hatk) " and "vecr=(15hati+29hatj+5hatk)+mu(3hati+8hatj-5hatk)`

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