dy Verify y =x* is a solution to the differential equation = xyz. dx %3! 16

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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A. In each of Problems 1 through 3. verifv that each given function is a solution of the differential equation.
1. Verify y =x* is a solution to the differential equation
dy - xyi.
16
dx
2. Verify y = 4 cos(2x) + 6 sin(2x) is a solution to y" = –4y.
3. Is y = e-* + 2xe-* a solution to y" + 2y' + y = 0.
B. In each of Problems 4 and 5, eliminate the arbitrary constant using the method you're comfortable with
4. y = Ae-3x + Be2x
5. y = CeArcstn x
C. In each of Problems 6 through 15, determine what type of differential equation of order one the
following equations is and solve the given equations using the type of differential equation you had
given.
6. (xy² + y – x)dx + x(xy + 1)dv = 0. when x = 2. v = 2
7. (16x + 5y)dx + (3x + y)dy = 0. when x = 1. v = -3
8. 2ydx = (x2 – 1)(dx – dy)
9. xy dx + e**dy = 0
10. (2xy – tan y)dx + (x² – xsec²y)dy = 0
11. (y² + 7xy + 16x²)dx + x²dy = 0, when x = 1. v = 1
12. y' = cos?x • cosy
13. x(x² + 1)y' + 2y = (x² + 1)³, when x = 1, y = 1
14. (cos 2y – 3x²y²)dx + (cos 2y – 2x sin 2y – 2x3y)dy = 0
15. (3x2 – 2y²)y' = 2xy, when x = 0, y = –1
Transcribed Image Text:A. In each of Problems 1 through 3. verifv that each given function is a solution of the differential equation. 1. Verify y =x* is a solution to the differential equation dy - xyi. 16 dx 2. Verify y = 4 cos(2x) + 6 sin(2x) is a solution to y" = –4y. 3. Is y = e-* + 2xe-* a solution to y" + 2y' + y = 0. B. In each of Problems 4 and 5, eliminate the arbitrary constant using the method you're comfortable with 4. y = Ae-3x + Be2x 5. y = CeArcstn x C. In each of Problems 6 through 15, determine what type of differential equation of order one the following equations is and solve the given equations using the type of differential equation you had given. 6. (xy² + y – x)dx + x(xy + 1)dv = 0. when x = 2. v = 2 7. (16x + 5y)dx + (3x + y)dy = 0. when x = 1. v = -3 8. 2ydx = (x2 – 1)(dx – dy) 9. xy dx + e**dy = 0 10. (2xy – tan y)dx + (x² – xsec²y)dy = 0 11. (y² + 7xy + 16x²)dx + x²dy = 0, when x = 1. v = 1 12. y' = cos?x • cosy 13. x(x² + 1)y' + 2y = (x² + 1)³, when x = 1, y = 1 14. (cos 2y – 3x²y²)dx + (cos 2y – 2x sin 2y – 2x3y)dy = 0 15. (3x2 – 2y²)y' = 2xy, when x = 0, y = –1
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