English

Select and write the correct alternative from the given option for the question The solutiion of dydx+x2y2 = 0 is

Advertisements
Advertisements

Question

Select and write the correct alternative from the given option for the question 

The solutiion of `("d"y)/("d"x) + x^2/y^2` = 0 is

Options

  • x3 + y3 = 7

  • x2 + y2 = c

  • x3 + y3 = c

  • x + y = c

MCQ
Advertisements

Solution

x3 + y3 = c

shaalaa.com
  Is there an error in this question or solution?
Chapter 2.6: Differential Equations - MCQ

RELATED QUESTIONS

Obtain the differential equation by eliminating the arbitrary constants from the following equation:

Ax2 + By2 = 1


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

y2 = (x + c)3


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

y = a + `"a"/"x"`


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

c1x3 + c2y2 = 5


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

y = e−2x (A cos x + B sin x)


Form the differential equation of family of lines having intercepts a and b on the co-ordinate ares respectively.


In the following example verify that the given expression is a solution of the corresponding differential equation:

xy = log y +c; `"dy"/"dx" = "y"^2/(1 - "xy")`


Solve the following differential equation:

`log  ("dy"/"dx") = 2"x" + 3"y"`


Solve the following differential equation:

`"sec"^2 "x" * "tan y"  "dx" + "sec"^2 "y" * "tan x"  "dy" = 0` 


Solve the following differential equation:

`"dy"/"dx" = - "k",` where k is a constant.


Solve the following differential equation:

`(cos^2y)/x dy + (cos^2x)/y dx` = 0


Solve the following differential equation:

`2"e"^("x + 2y") "dx" - 3"dy" = 0`


For the following differential equation find the particular solution satisfying the given condition:

`y(1 + log x) dx/dy - x log x = 0, y = e^2,` when x = e


For the following differential equation find the particular solution satisfying the given condition:

`("x" + 1) "dy"/"dx" - 1 = 2"e"^-"y" , "y" = 0`, when x = 1


Reduce the following differential equation to the variable separable form and hence solve:

`"dy"/"dx" = cos("x + y")`


Reduce the following differential equation to the variable separable form and hence solve:

(2x - 2y + 3)dx - (x - y + 1)dy = 0, when x = 0, y = 1.


Choose the correct option from the given alternatives:

The differential equation of y = `"c"^2 + "c"/"x"` is


Choose the correct option from the given alternatives:

The solution of `("x + y")^2 "dy"/"dx" = 1` is


The integrating factor of linear differential equation `x dy/dx + 2y = x^2 log x` is ______.


Choose the correct option from the given alternatives:

The solution of the differential equation `"dy"/"dx" = sec "x" - "y" tan "x"`


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

`"y"^2 = "a"("b - x")("b + x")`


In the following example verify that the given function is a solution of the differential equation.

`"y" = "e"^"ax" sin "bx"; ("d"^2"y")/"dx"^2 - 2"a" "dy"/"dx" + ("a"^2 + "b"^2)"y" = 0`


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

(y - a)2 = b(x + 4)


Obtain the differential equation by eliminating the arbitrary constants from the following equation:

y = `sqrt("a" cos (log "x") + "b" sin (log "x"))`


Form the differential equation of all parabolas which have 4b as latus rectum and whose axis is parallel to the Y-axis.


Form the differential equation of all the lines which are normal to the line 3x + 2y + 7 = 0.


Solve the following differential equation:

`"dy"/"dx" = ("2y" - "x")/("2y + x")`


Solve the following differential equation:

x dy = (x + y + 1) dx


Solve the following differential equation:

`"dy"/"dx" + "y cot x" = "x"^2 "cot x" + "2x"`


Solve the following differential equation:

y log y = (log y2 - x) `"dy"/"dx"`


Select and write the correct alternative from the given option for the question

General solution of `y - x ("d"y)/("d"x)` = 0 is


Find the differential equation by eliminating arbitrary constants from the relation x2 + y2 = 2ax


Find the differential equation by eliminating arbitrary constants from the relation y = (c1 + c2x)ex 


Verify y = log x + c is the solution of differential equation `x ("d"^2y)/("d"x^2) + ("d"y)/("d"x)` = 0


Find the differential equation from the relation x2 + 4y2 = 4b2 


Find the differential equation of the curve represented by xy = aex + be–x + x2


The elimination of the arbitrary constant m from the equation y = emx gives the differential equation ______.


Form the differential equation of all lines which makes intercept 3 on x-axis.


Solve the following differential equation:

`xsin(y/x)dy = [ysin(y/x) - x]dx`


The differential equation of all parabolas whose axis is Y-axis, is ______.


The differential equation of all circles passing through the origin and having their centres on the X-axis is ______.


The differential equation for a2y = log x + b, is ______.


The differential equation whose solution represents the family \[x^{2}y=4e^{x}+c\], where c is an arbitrary constant, is


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×