Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Recent questions tagged sec-b
Questions
Find a particular solution satisfying the given condition $x(x^2-1)\large\frac{dy}{dx}$$=1;y=0\;when\;x=2$
cbse
class12
bookproblem
ch9
sec4
q12
p396
medium
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
Find a particular solution satisfying the given condition$\large\frac{dy}{dx}=$$y\tan x;\;y=1\;when\;x=0$
cbse
class12
bookproblem
ch9
sec4
q14
p396
easy
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
Find the equation of a curve passing through the point $(0,0)$ and whose differential equation is $y'=e^x\;\sin x.$
cbse
class12
bookproblem
ch9
sec4
q15
p396
medium
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
For the differential equation $xy\large\frac{dy}{dx}=$$(x+2)(y+2),$ find the solution curve passing through the point $(1,-1)$.
cbse
class12
bookproblem
ch9
sec4
q16
p396
medium
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
At any point (x,y) of a curve,the slope of the tangent is twice the slope of the line segment joining the point of contact to the point (-4,-3).Find the equation of the curve given that it passes through (-2,1).
cbse
class12
bookproblem
ch9
sec4
q18
p396
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
The general solution of the differential equation\(\frac{\large dy}{\large dx}=e^{x+y}\)is
cbse
class12
bookproblem
ch9
sec4
q23
p397
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $(x^2+xy)\;dy=(x^2+y^2)\;dx$
cbse
class12
bookproblem
ch9
sec5
q1
p406
medium
sec-b
math
asked
Nov 30, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve\[y'=\frac{x+y}{x}\]
cbse
class12
bookproblem
ch9
sec5
q2
p406
easy
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve\[(x-y)\;dy-(x+y)\;dx=0\]
cbse
class12
bookproblem
ch9
sec5
q3
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $(x^2-y^2)dx+2xy\;dy=0$
cbse
class12
bookproblem
ch9
sec5
q4
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $x^2\large\frac{dy}{dx}$$=x^2-2y^2+xy$
cbse
class12
bookproblem
ch9
sec5
q5
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $x\;dy-y\;dx=\sqrt{x^2+y^2}dx$
cbse
class12
bookproblem
ch9
sec5
q6
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $\left\{x\cos\bigg(\large\frac{y}{x}\bigg)\normalsize+y\sin\bigg(\large\frac{y}{x}\bigg)\right\}ydx=\left\{y\sin\bigg(\large\frac{y}{x}\bigg)-\normalsize x\cos\bigg(\large\frac{y}{x}\bigg)\right\}\normalsize xdy$
cbse
class12
bookproblem
ch9
sec5
q7
p406
difficult
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Show that the differential equation is homogeneous and solve $y\: dx+x\log\bigg(\large\frac{y}{x}\bigg)$$dy-2x\;dy=0$
cbse
class12
bookproblem
ch9
sec5
q9
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the particular solution satisfying the given condition $(x+y)dy+(x-y)dx=0;\;y=1;\;when\;x=\;1$
cbse
class12
bookproblem
ch9
sec5
q11
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the particular solution satisfying the given condition $x^2dy+(xy+y^2)\;dx=0;y=\;1;\;when\;x=\;1$
cbse
class12
bookproblem
ch9
sec5
q12
p406
difficult
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the particular solution satisfying the given condition $\large\frac{dy}{dx}-\large\frac{y}{x}$$+cosec\bigg(\large\frac{y}{x}\bigg)$$=0;\;y=\;0\;when\;x=\;1$
cbse
class12
bookproblem
ch9
sec5
q14
p406
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the particular solution satisfying the given condition $2xy+y^2-2x^2\large\frac{dy}{dx}$$=0;\;y=\;2\;when\;x=\;1$
cbse
class12
bookproblem
ch9
sec5
q15
p406
medium
modelpaper
2012
q19
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $\large\frac{dy}{dx}$$+2y=\sin x$
cbse
class12
bookproblem
ch9
sec6
q1
p413
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation$\large\frac{dy}{dx}$$+3y=e^{-2x}$
cbse
class12
bookproblem
ch9
sec6
q2
p413
easy
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation$\large\frac{dy}{dx}+\frac{y}{x}$$=x^2$
cbse
class12
bookproblem
ch9
sec6
q3
p413
easy
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation$\large\frac{dy}{dx}$$+(\sec x)y=\tan x\bigg(0\leq x<\large\frac{\pi}{2}\bigg)$
cbse
class12
bookproblem
ch9
sec6
q4
p413
easy
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $\cos^2x\large\frac{dy}{dx}$$+y=\tan x\bigg(0\leq x<\large\frac{\pi}{2}\bigg)$
cbse
class12
bookproblem
ch9
sec6
q5
p413
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $x\large\frac{dy}{dx}$$+2y=x^2\log x$
cbse
class12
bookproblem
ch9
sec6
q6
p413
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $x \log x\large\frac{dy}{dx}$$+y=\large\frac{2}{x}$$\log x$
cbse
class12
bookproblem
ch9
sec6
q7
p413
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $(1+x^2)dy+2xy\;dx=\cot x\;dx\;(x\neq0)$
cbse
class12
bookproblem
ch9
sec6
q8
p413
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $x\large\frac{dy}{dx}$$+y-x+xy\cot x=0\;(x\neq0)$
cbse
class12
bookproblem
ch9
sec6
q9
p414
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $(x+y)\large\frac{dy}{dx}$$=1$
cbse
class12
bookproblem
ch9
sec6
q10
p414
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the general solution of the differential equation $(x+3y^2)\large\frac{dy}{dx}=y$$\;(y>0)$
cbse
class12
bookproblem
ch9
sec6
q12
p414
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find a particular solution satisfying the given condition$\large\frac{dy}{dx}$$+2y\tan x=\sin x;\;y=o\;when\;x=\large\frac{\pi}{3}$
cbse
class12
bookproblem
ch9
sec6
q13
p414
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find a particular solution satisfying the given condition $(1+x^2)\large\frac{dy}{dx}$$+2xy=\large\frac{1}{1+x^2}$$;y=0\;when\;x=1$
cbse
class12
bookproblem
ch9
sec6
q14
p414
medium
sec-b
math
asked
Nov 29, 2012
by
sreemathi.v
1
answer
Find the cartesian equation of the line which passes through the point (-2, 4, -5) and parallel to the line given by $\frac{\large x+3}{\large 3} = \frac{\large y-4}{\large 5} = \frac{\large z+8}{\large 6}$.
cbse
class12
bookproblem
ch11
sec2
p477
q6
medium
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Show that the line through the points $(4, 7, 8), (2, 3, 4)$ is parallel to the line through the points $(-1, -2, 1), (1, 2, 5)$
cbse
class12
bookproblem
ch11
sec2
p477
q3
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Show that the three lines with direction cosines $\large \frac{12}{13}, \frac{-3}{13}, \frac{-4}{13}; \;\; \frac{4}{13}, \frac{12}{13}, \frac{3}{13}; \;\; \frac{3}{13}, \frac{-4}{13}, \frac{12}{13}$ are mutually perpendicular.
cbse
class12
bookproblem
ch11
sec2
p477
q1
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Find the equation of the plane passing through (a, b, c) and parallel to the plane $\hat{r}. (\hat{i}+\hat{j}+\hat{k}) = 2$.
cbse
class12
bookproblem
ch11
misc
p498
q8
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Prove that if a plane has the intercepts $a, b, c$ and is at a distance of $p$ units from the origin, then $\large\frac{1}{a^2}+\frac{1}{b^2}+\frac{1}{c^2} = \frac{1}{p^2}$.
cbse
class12
bookproblem
ch11
misc
p499
q21
difficult
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Prove that \[sin^{-1} \frac{8}{17} +sin^{-1} \frac{3}{5} =tan^{-1} \frac{77}{36}\]
cbse
class12
bookproblem
ch2
misc
q4
p51
medium
sec-b
math
asked
Nov 29, 2012
by
vaishali.a
1
answer
Prove that \[cos^{-1} \frac {4}{5} +cos^{-1} \frac{12}{13}=cos^{-1} \frac{33}{65}\]
cbse
class12
bookproblem
ch2
misc
q5
p51
medium
sec-b
math
asked
Nov 29, 2012
by
vaishali.a
1
answer
Prove that \[ cos^{-1} \frac {12}{13} +sin^{-1} \frac{3}{5}=sin^{-1} \frac{56}{65}\]
cbse
class12
bookproblem
ch2
misc
q6
p51
medium
sec-b
math
asked
Nov 29, 2012
by
vaishali.a
1
answer
What does $\sin^{-1} \frac{5}{13}+\cos^{-1} \frac {3}{5}$ reduce to?
cbse
class12
ch2
q7
medium
additionalproblem
sec-b
math
asked
Nov 29, 2012
by
vaishali.a
1
answer
Prove that \[tan^{-1} \sqrt{x} = \frac{1}{2} cos^{-1} \;\; \bigg(\frac{1-x}{1+x}\bigg), x\in [0,1]\]
cbse
class12
bookproblem
ch2
misc
q9
p52
medium
sec-b
math
asked
Nov 29, 2012
by
vaishali.a
1
answer
Using properties of determinants, prove that: $\begin{vmatrix} 3a&-a+b&-a+c\\ -b+a&3b&-b+c\\ -c+a&-c+b&3c \end{vmatrix}= 3(a+b+c)(ab+bc+ca)$
cbse
class12
bookproblem
ch4
misc
q13
p142
medium
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Using properties of determinants, prove that: $ \begin{vmatrix} x &x^2 &1 & px^3\\ y &y^2 &1 & py^3\\ z &z^2 &1 & pz^3 \end{vmatrix}= (1+pxyz) (x-z) (y-z)(z-x), $ where p is any scalar.
cbse
class12
bookproblem
ch4
misc
q12
p142
medium
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Using properties of determinants, prove that: $\begin{vmatrix} \alpha & \alpha^2 & \beta+\gamma\\ \beta & \beta^2 & \alpha+\gamma\\ \gamma & \gamma^2 & \alpha+\beta \end{vmatrix} = (\beta-\gamma) (\gamma - \alpha) (\alpha-\beta) (\alpha+\beta+\gamma)$
cbse
class12
bookproblem
ch4
misc
q11
p142
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Evaluate $ \begin{vmatrix} x & y & x+y\\ y & x+y & x\\ x+y & x & y \end{vmatrix}$
cbse
class12
bookproblem
ch4
misc
q9
p142
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Let A = $\begin{bmatrix} 1 & -2 & 1\\ -2 & 3 & 1\\ 1 & 1 & 5 \end{bmatrix}$. Verify that \[\] $(i)\ \; \left [adj A \right ]^{-1} = adj(A^{-1}) \;\;\;\; $
cbse
class12
bookproblem
ch4
misc
q8
q8-1
p142
medium
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
$If \; A^{-1}=\begin{bmatrix} 3 &-1 & 1\\ -15&6 &-5 \\ 5& -2&2 \end{bmatrix} \; and \; B = \begin{bmatrix} 1 & 2 & -2\\ -1 & 3 & 0\\ 0 & -2 & 1 \end{bmatrix}, \; find \; (AB)^{-1} $
cbse
class12
bookproblem
ch4
misc
q7
p141
medium
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Prove that $ \begin{vmatrix} a^2&bc&ac+c^2\\ a^2+ab& b^2& ac\\ ab&b^2+bc&c^2 \end{vmatrix}=4\,a^2\;b^2\;c^2. $
cbse
class12
bookproblem
ch4
misc
q6
p141
medium
sec-b
modelpaper-2012
modelpaper-2014
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Solve the equation $ \begin{vmatrix} x+a & x & x \\ x & x+a & x\\ x & x & x+a \end{vmatrix}=0, \; a \neq 0. $
cbse
class12
bookproblem
ch4
misc
q5
p141
easy
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
If a, b and c are real numbers, and $\Delta = \begin{vmatrix} b+c & c+a & a+b \\ c+a & a+b & b+c\\ a+b & b+c & c+a \end{vmatrix}=0, $ show that either $a+b+c=0$ or $a=b=c.$
cbse
class12
bookproblem
ch4
misc
q4
p141
difficult
sec-b
math
asked
Nov 29, 2012
by
balaji.thirumalai
1
answer
Page:
« prev
1
...
64
65
66
67
68
69
70
...
73
next »
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...