2. Verify if the given differential equation is exact: (e* siny+ 2y)dx- (2x - e* siny)dy = 0 if it is exact state OM ON otherwise choose Not Exact Ox a. e cosy + 2 b. e* siny c. 2-e* siny d. Not Exact = 13. Solve the equation xdx+ydy=0 a. x² + y² = c b. x+y=c c. x²-y=c d. none of these 14. Solve the equation 3x dx + 4ydy = 0 a. 3x² + y² = c b. x² + 4p² = c c. 6x-4 = c d. x² + 2y² = c C C. > 15. Solve the equation sin xdx+e'dy = 0 a cosx+e=c be-costnc cử cosx = c d sine c 16. Solve the equation y'= 3x² 2y ay² =²³+c byix²³ -c cxhy-c dbx+y²³ ac 17. What is the integrating factor of the differential equation (x+2)dx-xy - 09 c. x dx² 18. a. =x+c cy=x+cx dcr Solve the differential equation: (x + 2y)dx-xay-0? a. 2y = x² + x² b.. 19. dx² Find the integrating factor of the differential equation ay+2--0 axb.x³ c. X- Find the integrating factor of the differential equation (- don'
2. Verify if the given differential equation is exact: (e* siny+ 2y)dx- (2x - e* siny)dy = 0 if it is exact state OM ON otherwise choose Not Exact Ox a. e cosy + 2 b. e* siny c. 2-e* siny d. Not Exact = 13. Solve the equation xdx+ydy=0 a. x² + y² = c b. x+y=c c. x²-y=c d. none of these 14. Solve the equation 3x dx + 4ydy = 0 a. 3x² + y² = c b. x² + 4p² = c c. 6x-4 = c d. x² + 2y² = c C C. > 15. Solve the equation sin xdx+e'dy = 0 a cosx+e=c be-costnc cử cosx = c d sine c 16. Solve the equation y'= 3x² 2y ay² =²³+c byix²³ -c cxhy-c dbx+y²³ ac 17. What is the integrating factor of the differential equation (x+2)dx-xy - 09 c. x dx² 18. a. =x+c cy=x+cx dcr Solve the differential equation: (x + 2y)dx-xay-0? a. 2y = x² + x² b.. 19. dx² Find the integrating factor of the differential equation ay+2--0 axb.x³ c. X- Find the integrating factor of the differential equation (- don'
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
DUE NOW. Please answer it, just the letter of the correct answers, no need for solution. Please answer it all, no need for solution.
Transcribed Image Text:2. Verify if the given differential equation is exact: (e* siny+ 2y)dx- (2x - e* siny)dy = 0 if it is exact state
OM
ON
otherwise choose Not Exact
Ox
a. e cosy + 2 b. e* siny c. 2-e* siny d. Not Exact
=
13. Solve the equation xdx+ydy=0
a. x² + y² = c b. x+y= cc. x²-y= c d. none of these
14. Solve the equation 3x dx + 4ydy = 0
a. 3x²³ + y² = c b. x¹ +4y² = c c. 6x-4 = c d. x² + 2y² = c
>
15. Solve the equation sin xdx+e'dy = 0
a cosx+e=c bie – co
18.
16. Solve the equation y'=
3x²
2y
ay²=²+c byix²³ -c cxhy-c dbx+y².
17. What is the integrating factor of the differential equation (x+2)dx-xy - 09
b. = c.x.x²
न
a.
19.
20.
Solve the differential equation: (x + 2y)dx-xay-0?
a. 2y = x² + x² b..
2
-COSX=C ce cosx=c d. sine*.c
Find the integrating
a x b.x3 c. X
a. o
=x+c cy=x+cx day=+cx
b. e
dx²
factor of the differential equation ay+2--0
Find the integrating factor of the differential equation (+-
do'
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