What is the integrating factor of dy + 2y – x = 0 x- dx Which of the following is a non-exact equation? (Choose the letter of the correct answer) a) (y+2xy^3) dx + (1+3x^2y^2 + x) dy = 0 %D b) (t^2-x) dt - t dx = 0 %3D c) ty – 1 -dt dy =0 - ty d) y(1 - xy) dx + xdy = 0 %3D

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Solve for the ff. Refer to thr pic attached

What is the integrating factor of
dy
+ 2y – x = 0
dx
Which of the following is a non-exact
equation? (Choose the letter of the
corect answer)
a) (y+2xy^3) dx + (1+3x^2y^2 + x) dy = 0
b) (t^2-x) dt - t dx = 0
c)
ty – 1
t’y
1
dt
dy =0
-
ty
d) y(1 - xy) dx + xdy = 0
%3D
Transcribed Image Text:What is the integrating factor of dy + 2y – x = 0 dx Which of the following is a non-exact equation? (Choose the letter of the corect answer) a) (y+2xy^3) dx + (1+3x^2y^2 + x) dy = 0 b) (t^2-x) dt - t dx = 0 c) ty – 1 t’y 1 dt dy =0 - ty d) y(1 - xy) dx + xdy = 0 %3D
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