. A pool, when viewed from above, is in the shape of an ellipse whose equation is given by (x ^ 2)/144 + (y ^ 2)/49 = 1 A) solve the given equation for y

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.3: Hyperbolas
Problem 36E
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. A pool, when viewed from above, is in the shape of an ellipse whose equation is given by (x ^ 2)/144 + (y ^ 2)/49 = 1     

A) solve the given equation for y 

B) Use integration techniques from chapter 5 and/or 7 to compute the area of the ellipse. Hint: Compute the area of the part of the ellipse in quadrant I. Then, multiply your answer by 4 to get the area of the entire ellipse. The units for the area in this problem are in f * t ^ 2

C) Suppose the pool is 10 feet deep and has the shape of an ellipse throughout (an elliptical cylinder). Further, suppose the pool currently has 9 feet of water. Find the work done to pump all of the water out of the pool To do this, first set this up as a Riemann sum, finding the work W_{i} required to pump the slice of water, of width Delta*x out of the pool. Then, set up the corresponding integral and integrate to find the work done to pump all of the water out of the pool. Use the fact that water weights 62.5 lbs / f * t ^ 3

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