3. Which of the following differential equation has an implicit general solution xy' = 2y y' = 2xy² a. c. 2 y' = x d. b. 2yy' = 1 e. none of the previou

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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3. Which of the following differential equation has an implicit general solution
y' = 2xy²
a.
xy' = 2y
c. 2 y' = x
d.
b.
2yy' = 1
b. esin²x
d. esinx
e. none of the previou
4. An integrating factor for the linear differental equaton y' + y cotx = sin 2x is
a. cos x
c. sin x
e. none of the previous
Transcribed Image Text:3. Which of the following differential equation has an implicit general solution y' = 2xy² a. xy' = 2y c. 2 y' = x d. b. 2yy' = 1 b. esin²x d. esinx e. none of the previou 4. An integrating factor for the linear differental equaton y' + y cotx = sin 2x is a. cos x c. sin x e. none of the previous
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