Below are the answers key for the Multiple Choice Questions in Differential Equations - MCQs Part 1.
1. A. Fourth order, first degree
Review: Solution for Number 1
2. C. 2xy dx + (2 + x2) dy = 0
Review: Solution for Number 2
3. C. 2y dx = (x2 + 1) dy
Review: Solution for Number 3
4. C. y’ = y / 2x
Review: Solution for Number 4
5. C. 1.55
Review: Solution for Number 5
6. B. x3 – 3y + 2 = 0
Review: Solution for Number 6
7. C. y = x2 + C
Review: Solution for Number 7
8. B. sin x cos y = ln (c sin x)
Review: Solution for Number 8
9. C. x2 – 2y – 1 = 0
Review: Solution for Number 9
10. B. y(k) = 20 + 5k
Review: Solution for Number 10
11. A. √(x2 + y2 ) + y = C
Review: Solution for Number 11
12. A. (x – 1) y” – xy’ + y = 0
Review: Solution for Number 12
13. A. y = C (sec x + tan x)
Review: Solution for Number 13
14. D. ln (xy) = x + 2y + C
Review: Solution for Number 14
15. C. x2 – 2xy – y2 = C
Review: Solution for Number 15
16. B. xy = x4 / 4 + C
Review: Solution for Number 16
17. B. x dy – y dx = 0
Review: Solution for Number 17
18. A. 2x dy – y dx = 0
Review: Solution for Number 18
19. A. (y – k) dx – (x – h) dy = 0
Review: Solution for Number 19
20. C. xy” – (y’)3 – y’ = 0
Review: Solution for Number 20
21. C. 92.16
Review: Solution for Number 21
22. B. 116 years
Review: Solution for Number 22
23. A. 6.70%
Review: Solution for Number 23
24. A. y = Ce-x
Review: Solution for Number 24
25. A. 33. 59 min
Review: Solution for Number 25
26. C. 30.45 ft/sec
Review: Solution for Number 26
27. B. 19.53 kg
Review: Solution for Number 27
28. A. 171.24 lbs
Review: Solution for Number 28
29. B. P6,750
Review: Solution for Number 29
30. D. P13,498.60
Review: Solution for Number 30
Online Questions and Answers in Differential Equations Series
Following is the list of practice exam test questions in this brand new series:
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