English

Select and write the correct alternative from the given option for the question The solution of dydx = 1 is - Mathematics and Statistics

Advertisements
Advertisements

Question

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

The solution of `("d"y)/("d"x)` = 1 is

Options

  • x + y = c

  • xy = c

  • x2 + y2 = c

  • y – x = c

MCQ
Advertisements

Solution

y – x = c

shaalaa.com
Formation of Differential Equations
  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:

y = A cos (log x) + B sin (log x)


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

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


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

c1x3 + c2y2 = 5


Find the differential equation all parabolas having a length of latus rectum 4a and axis is parallel to the axis.


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")`


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

y = e-x + Ax + B; `"e"^"x" ("d"^2"y")/"dx"^2 = 1`


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

y = `"a" + "b"/"x"; "x" ("d"^2"y")/"dx"^2 + 2 "dy"/"dx" = 0`


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

y = `"e"^"ax"; "x" "dy"/"dx" = "y" log "y"`


Solve the following differential equation:

`"dy"/"dx" = (1 + "y")^2/(1 + "x")^2`


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:

`(e^y + 1) cos x + e^y sin x. dy/dx = 0,  "when" x = pi/6,` y = 0


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

`cos("dy"/"dx") = "a", "a" ∈ "R", "y"(0) = 2`


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:

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


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:

x2 + y2 = a2 is a solution of


Choose the correct option from the given alternatives:

The differential equation of all circles having their centres on the line y = 5 and touching the X-axis is


Choose the correct option from the given alternatives:

`"x"^2/"a"^2 - "y"^2/"b"^2 = 1` is a solution of


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

`"x"^2 + "y"^2 = "r"^2; "x" "dy"/"dx" + "r" sqrt(1 + ("dy"/"dx")^2) = "y"`


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

y = `"Ae"^(3"x" + 1) + "Be"^(- 3"x" + 1)`


Solve the following differential equation:

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


Solve the following differential equation:

x dy = (x + y + 1) dx


Solve the following differential equation:

`"dx"/"dy" + "8x" = 5"e"^(- 3"y")`


Find the particular solution of the following differential equation:

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


Find the particular solution of the following differential equation:

(x + y)dy + (x - y)dx = 0; when x = 1 = y


Find the particular solution of the following differential equation:

y(1 + log x) = (log xx) `"dy"/"dx"`, when y(e) = e2


Find the particular solution of the following differential equation:

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


Find the differential equation of family of lines making equal intercepts on coordinate axes


Form the differential equation of y = (c1 + c2)ex 


Find the differential equation of family of all ellipse whose major axis is twice the minor axis


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 of the family of all non-horizontal lines in a plane 


Form the differential equation of all straight lines touching the circle x2 + y2 = r2


Find the differential equation of the family of circles passing through the origin and having their centres on the x-axis


Find the differential equation of the family of all the parabolas with latus rectum 4a and whose axes are parallel to the x-axis


If m and n are respectively the order and degree of the differential equation of the family of parabolas with focus at the origin and X-axis as its axis, then mn - m + n = ______.


Solve the following differential equation:

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


If y = (tan–1 x)2 then `(x^2 + 1)^2 (d^2y)/(dx^2) + 2x(x^2 + 1) (dy)/(dx)` = ______.


The differential equation of all parabolas having vertex at the origin and axis along positive Y-axis is ______.


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


If 2x = `y^(1/m) + y^(-1/m)`, then show that `(x^2 - 1) (dy/dx)^2` = m2y2


Form the differential equation of all concentric circles having centre at the origin.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×