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Section 7_3

# Section 7_3 - y = Find the orthogonal trajectories of the...

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1. 3/3 points All Submissions Notes Question: SCalcCC2 7.3.02. Web Assign Section 7.3 (Homework) About this Assignment Question Points 123456 3333 0.53 Total 15.5/15.5 Description Separable Equations The due date for this assignment is past. Your work can be viewed below, but no changes can be made. View Key Solve the differential equation. Give your answer using the form below where Z is an arbitrary positive constant. A = 5 B = 1/5 C = 5

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2. 3/3 points All Submissions Notes Question: SCalcCC2 7.3.04. 3. 3/3 points All Submissions Notes Question: SCalcCC2 7.3.08. 4. 3/3 points All Submissions Notes Question: SCalcCC2 7.3.12. 5. 0.5/0.5 points All Submissions Notes Question: SCalcCC2 7.3.24. Solve the differential equation using K as your arbitrary constant. y ' = xy y ( x ) = Solve the differential equation. Let C represent an arbitrary constant. (Note: In this case, WebAssign expects your answer to have a negative sign in front of the arbitrary C .) z = Find the solution of the differential equation that satisfies the given initial condition.
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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...
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Section 7_3 - y = Find the orthogonal trajectories of the...

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