A light shines from the top of a pole 20 m high. A ball is falling 10 meters from the pole, casting a shadow on a building 30 meters away, as shown in the figure. When the ball is 27 meters from the ground it is falling at 7 meters per second. How fast is its shadow moving?

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A: In this question we have to find partial sum.

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A: Apologies for the inconvenience. Here is the correct solution:   The given profit function is:…

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A: The given problem is solved below in detail.

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A: A detailed solution is given below.

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A: This is a problem related to derivation. Please follow the procedure given below for solution.

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