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What Have I Learned So Far? The Grand Hyatt Manila located in Taguig City is currently the highest building in the Philippines with a height of approximately 318 m. Suppose a 65-kg runner runs up the fire exit stairs of the building from the ground floor up to its rooftop in 15 minutes Determine the runner's power output in kilowatts and in horsepower. [Source: https:// the manilaprojects.com/ tallest-building-philippines-grand-hyatt/(as of February 2019)]What Have I Learned So Far? Answer the following questions. 1. Why does the negative slope of the tangent line at the points along the curve of an energy diagram represents the amount of force experienced by the body? Explain your answer using the concept of work. 2. Refer to the given figure. It shows the hypothetical energy diagram shown for a body moving along path a. U D B F A E X a. Determine the point(s) wherein there is no force acting on the body. b. Identify the point(s) where the force acting on the body is positive. c. What is/ are the point(s) where the force acting on the body is negative