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Questions asked by sreemathi.v
Questions
9373
questions
1
answer selected
Find the particular solution of the differential equation $(1+e^{2x})dy + (1+y^2)e^xdx$ = 0, given that $y = 1$ when $x = 0$
cbse
class12
bookproblem
ch9
misc
q9
p420
medium
modelpaper
2012
q18
math
sec-a
asked
Nov 29, 2012
1
answer
Solve the differential equation$y\;e^{\large\frac{x}{y}}\;dx=\bigg(x\;e^{\Large\frac{x}{y}}+y^2\bigg)dy\;(y\neq0)$
cbse
class12
bookproblem
ch9
misc
q10
p420
medium
math
sec-b
asked
Nov 29, 2012
1
answer
Find a particular solution of the differential equation \((x-y)(dx+dy) = dx - dy\),given that \( y=\;-1\),when \( x=\;0\)
cbse
class12
bookproblem
ch9
misc
q11
p420
medium
math
sec-b
asked
Nov 29, 2012
1
answer
Solve the differential equation $\begin{bmatrix}\large\frac{e^{-2\sqrt{x}}}{\sqrt{x}}-\large\frac{y}{\sqrt{x}}\end{bmatrix}\large\frac{dx}{dy}$$=1(x\neq0)$
cbse
class12
bookproblem
ch9
misc
q12
p421
medium
math
sec-b
asked
Nov 29, 2012
1
answer
Find a particular solution of the differential equation $\frac{dy}{dx} + y\cot x=4x\:cosec\:x$, $(x\neq0)$, given that $y = 0$ when $x = \large\frac{\pi}{2}$
cbse
class12
bookproblem
ch9
misc
q13
p421
medium
modelpaper
q19
sec-a
math
asked
Nov 28, 2012
1
answer
Find a particular solution of the differential equation $(x+1)\frac{dy}{dx}=2e^{-y} -1$, given that $y = 0$ when $x = 0$.
cbse
class12
bookproblem
ch9
misc
q14
p421
difficult
math
sec-a
asked
Nov 28, 2012
1
answer
The population of a village increases continuously at the rate proportional to the number of its inhabitants present at any time.If the population was 20,000 in 1999 and 25000 in the year of 2004,what will be the population of the village in 2009?
cbse
class12
bookproblem
ch9
misc
q15
p421
difficult
math
sec-b
asked
Nov 28, 2012
1
answer
The general solution of the differential equation $\large\frac{ydx-xdy}{y}$$=0\;is$
cbse
class12
bookproblem
ch9
misc
q16
p421
easy
math
sec-a
asked
Nov 28, 2012
1
answer
The general solution of a differential equation of the type $\large\frac{dx}{dy}$$+p_1x=Q_1\;is$
cbse
class12
bookproblem
ch9
misc
q17
p421
easy
math
sec-a
asked
Nov 28, 2012
1
answer
The general solution of the differential equation$ e^xdy+(ye^x+2x)dx=0\; is$
cbse
class12
bookproblem
ch9
misc
q18
p421
easy
math
sec-a
asked
Nov 28, 2012
1
answer
For each of the differential equations given below,indicate its order and degree(if defined) $(i)\;\large\frac{d^2y}{dx^2}+5x\bigg(\frac{dy}{dx}\bigg)^2-6y=\log x$
cbse
class12
bookproblem
ch9
misc
q1
q1-1
p419
easy
math
sec-a
asked
Nov 28, 2012
1
answer
The order of the differential equation $2x^2\large\frac{d^2y}{dx^2}$$-3\frac{dy}{dx}$$+y=0\;is$
cbse
class12
bookproblem
ch9
sec1
q12
p383
easy
math
sec-a
asked
Nov 28, 2012
1
answer
The degree of the differential equation $\bigg(\large\frac{d^2y}{dx^2}\bigg)^3+\bigg(\frac{dy}{dx}\bigg)^2$$+\sin\bigg(\large\frac{dy}{dx}\bigg)$$+1=0\; is$
cbse
class12
bookproblem
ch9
sec1
q11
p383
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $y''+2y'+\sin y=0$
cbse
class12
bookproblem
ch9
sec1
q10
p383
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $y''+(y')^2+2y=0$
cbse
class12
bookproblem
ch9
sec1
q9
p383
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $y'+y=e^x$
cbse
class12
bookproblem
ch9
sec1
q8
p383
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation$\bigg(\large\frac{d^2y}{dx^2}\bigg)^2+\normalsize \cos\bigg(\large\frac{dy}{dx}\bigg)=0$
cbse
class12
bookproblem
ch9
sec1
q4
p382
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $\frac{d^2y}{dx^2}=\cos3x+\sin3x$
cbse
class12
bookproblem
ch9
sec1
q5
p382
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $\bigg(\frac{ds}{dt}\bigg)^4 +3s\frac{d^2s}{dt^2}=0$
cbse
class12
bookproblem
ch9
sec1
q3
p382
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $\frac{d^4y}{dx^4}+\sin(y''')=0$
cbse
class12
bookproblem
ch9
sec1
q1
p382
easy
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $y'+5y=0$
cbse
class12
bookproblem
ch9
sec1
q2
p382
easy
short-answer
math
sec-a
asked
Nov 28, 2012
1
answer
Determine order and degree (if defined) of differential equation $(y''')^2+(y'')^3+(y')^4+y^5=0$
cbse
class12
bookproblem
ch9
sec1
q6
p382
easy
math
sec-a
asked
Nov 27, 2012
1
answer
Determine order and degree (if defined) of differential equation $y'''+2y''+y'=0$
cbse
class12
bookproblem
ch9
sec1
q7
p382
easy
short-answer
sec-a
math
asked
Nov 27, 2012
1
answer
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