This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: y = Find the orthogonal trajectories of the family of curves. Use a graphing device to draw several members of each family on a common screen. x 2- y 2 = k This is a family of ellipses. This is a family of parabolas. This is a family of concentric circles. This is a family of hyperbolas. This is a family of straight lines. 6. 3/3 points All Submissions Notes Question: SCalcCC2 7.3.36. A tank contains 1000 L of pure water. Brine that contains 0.05 kg of salt per liter of water enters the tank at a rate of 5 L/min. Brine that contains 0.04 kg of salt per liter of water enters the tank at a rate of 10 L/min. The solution is kept thoroughly mixed and drains from the tank at a rate of 15 L/min. (a) How much salt is in the tank after t minutes? kg (b) How much salt is in the tank after 30 minutes? 15.7 kg...
View Full Document
- Spring '08
- Equations, 0.05 kg, 5 l, 0.04 kg