The surface of a hill is modeled by z = 100 – 3x? – 4y². When a group of hikers reach the point (1, – 2, 81) it begins to snow. They decide to descend the hill as rapidly as possible. Which of the | | following vectors points in the direction they should start their descent?

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A: Follow the procedure given below.

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Q: 41. Find the value of A if the vectors i+ Aj+3k and-2i+j-4k arc parallel. uectors ii + 3k and 2i -

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Q: Find the velocity and acceleration vectors in terms of u, and ug- r= 4 cos 2t and e = 5t

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