Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
tutors
pricing
login
X
Recent questions and answers in Math
ASK
Home
>>
CBSE XI
>>
Math
Math
Sets
(151)
Relations and Functions
(1)
Trigonometric Functions
(203)
Principle of Mathematical Induction
(62)
Complex Numbers and Quadratic Equations
(196)
Linear Inequalities
(67)
Permutations and Combinations
(185)
Binomial Theorem
(134)
Sequences and Series
(110)
Straight Lines
(106)
Conic Sections
(215)
Introduction to Three Dimensional Geometry
(31)
Limits and Derivatives
(93)
Mathematical Reasoning
(67)
Statistics
(78)
Probability
(186)
State whether each of the following statement is True or False.Justify your answer. ${2,6,10}$ and ${3,7,11}$ are disjoint sets.
cbse
math
class11
ch1
sets
bookproblem
exercise1-4
q12-iv
sec-a
easy
answered
Jul 2
by
yaswanthrreddy4231
2
answers
Find all pairs of consecutive even possitive integers both of which are lar
math
answered
Jun 15
by
pady_1
1
answer
If $\cos\theta=\large\frac{\cos\alpha-\cos\beta}{1-\cos\alpha\cos\beta}$ then prove that one of the values of $\tan\large\frac{\theta}{2}$ is $\tan \large\frac{\alpha}{2}$$\cot \large\frac{\beta}{2}$
cbse
math
class11
ch3
trigonometric-functions
additionalproblem
sec-c
difficult
answered
Feb 23
by
nehanagwani
2
answers
Write the following sets in roster form : The set of all letters in word TRIGONOMETRY
cbse
math
class11
ch1
sets
bookproblem
exercise1-1
q3-v
sec-a
easy
answered
Jul 30, 2016
by
sweetypiesneha18
2
answers
3x2âˆ’11xy+10y2âˆ’7x+13y+k=0 denotes a pair of straight lines find the value of k
answered
Jul 1, 2015
by
meena.p
1
answer
if the pair of straight lines x^2-2pxy-y^2=0 and x^2-2qxy-y^2=0 be such that each pair bisects the angles between the other pair prove that pq= -1
pair
of
straight
line
answered
Feb 21, 2015
by
sharmaaparna1
1
answer
Let $(x_1,y_1)$ be the point of intersection of the tangent to the parabola $y^2=4ax$ at the points $t_1$ and $t_2$ . Then $x_1=a{t_1}{t_2}$ and $y_1=a(t_1+t_2)$
parabola
answered
Feb 20, 2015
by
meena.p
1
answer
how to remember equation of tangent . can you show how did you find out Equation of tangent at $(a{t_1}^2,2a{t_1})$ is
parabola
answered
Feb 20, 2015
by
vijayalakshmi.r
1
answer
locus of the point of intersection of tangent to $y^2=4ax$ which intercept a constant length d on the directrix
answered
Jan 19, 2015
by
meena.p
1
answer
Find equation the circum circle of triangle ABC with A(1,0),B(-1,0)C(0,0)
straight
lines
answered
Oct 21, 2014
by
pady_1
1
answer
Show that the point $(x,y)$ given by $x=\large\frac{2at}{1+t^2}$ and $y=\large\frac{a(1-t^2)}{1+t^2}$ lies on a circle for all real values of $t$ such that $-1\leq t \leq 1$ where $a$ is any given real numbers.
cbse
class11
math
conic-sections
circle
exemplar
sec-b
medium
q2
answered
Oct 17, 2014
by
sreemathi.v
1
answer
Equation of the hyperbola with eccentricity $\large\frac{3}{2}$ and foci at $(\pm 2,0)$ is
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-a
easy
q59
answered
Oct 17, 2014
by
sreemathi.v
1
answer
The distance between the foci of a hyperbola is $16$ and its eccentricity is $\sqrt 2$.Its equation is
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-a
easy
q58
answered
Oct 17, 2014
by
sreemathi.v
1
answer
The eccentricity of the hyperbola whose latus rectum is $8$ and conjugate axis is equal to half of the distance between the foci is
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-a
easy
q57
answered
Oct 17, 2014
by
sreemathi.v
1
answer
If $e$ is the eccentricity of the ellipse $\large\frac{x^2}{a^2}+\frac{y^2}{b^2}\normalsize =1\;(a < b)$,then
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
easy
q56
answered
Oct 17, 2014
by
sreemathi.v
1
answer
The length of the latus rectum of the ellipse $3x^2+y^2=12$ is
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
easy
q55
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of the ellipse whose focus is $(1,-1)$,the directrix the line $x-y-3=0$ and eccentricity $\large\frac{1}{2}$ is
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
medium
q54
answered
Oct 16, 2014
by
sreemathi.v
1
answer
If the vertex of the parabola is the point $(-3,0)$ and the directrix is the line $x+5=0$,then its equation is
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
easy
q53
answered
Oct 16, 2014
by
sreemathi.v
1
answer
If the parabola $y^2=4ax$ passes through the point $(3,2)$,then the length of its latus rectum is
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
easy
q52
answered
Oct 16, 2014
by
sreemathi.v
1
answer
If the focus of a parabola is $(0,-3)$ and its directrix is $y=3$,then its equation is
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
easy
q51
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of a circle with origin as centre and passing through the vertices of an equilateral triangle whose median is of length $3a$ is
cbse
class11
math
conic-sections
circle
exemplar
sec-a
easy
q50
answered
Oct 16, 2014
by
sreemathi.v
1
answer
Equation of the circle with centre on the $y$-axis and passing through the origin and the point $(2,3)$ is
cbse
class11
math
conic-sections
circle
exemplar
sec-a
medium
q49
answered
Oct 16, 2014
by
sreemathi.v
1
answer
Equation of a circle which passes through $(3,6)$ and touches the axes is
cbse
class11
math
conic-sections
circle
exemplar
sec-a
medium
q48
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The area of the circle centred at $(1,2)$ and passing through $(4,6)$ is
cbse
class11
math
conic-sections
circle
exemplar
sec-a
easy
q47
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of the hyperbola with vertices at $(0,\pm 6)$ and eccentricity $\large\frac{5}{3}$ is _________ and its foci are ___________
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-a
medium
q46
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of the parabola having focus at $(-1,-2)$ and the directrix $x-2y+3=0$ is _________
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
medium
q45
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of the ellipse having foci $(0,1),(0,-1)$ and minor axis of length $\sqrt 5$ is ____________
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
medium
q44
answered
Oct 16, 2014
by
sreemathi.v
1
answer
An ellipse is described by using an endless string which is passed over two pins.If the axes are 6 cm and 4 cm,the length of the string and distance between the pins are ____________
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
medium
q43
answered
Oct 16, 2014
by
sreemathi.v
1
answer
The equation of the circle circumscribing the triangle whose sides are the lines $y=x+2,3y=4x,2y=3x$ is _____________
cbse
class11
math
conic-sections
circle
exemplar
sec-c
medium
q42
answered
Oct 15, 2014
by
sreemathi.v
1
answer
The equation of the circle having centre at $(3,-4)$ and touching the line $5x+12y-12=0$ is __________
cbse
class11
math
conic-sections
circle
exemplar
sec-a
medium
q41
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False : The locus of the point of intersection of lines $\sqrt 3x-y-4\sqrt 3k=0$ and $\sqrt 3kx+ky-4\sqrt 3=0$ for different value of $k$ is a hyperbola whose eccentricity is 2.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-a
medium
q40
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False : The line $2x+3y=12$ touches the ellipse $\large\frac{x^2}{9}+\frac{y^2}{4}$$=2$ at the point $(3,2)$
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
medium
q39
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False : If $P$ is a point the ellipse $\large\frac{x^2}{16}+\frac{y^2}{25}$$=1$ whose foci are $S$ and $S'$,then $PS+PS'=8$.
cbse
class11
math
conic-sections
ellipse
exemplar
sec-a
easy
q38
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False : The line $lx+my+n=0$ will touch the parabola $y^2=4ax$ if $ln=am^2$
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
medium
q37
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False : The point $(1,2)$ lies inside the circle $x^2+y^2-2x+6y+1=0$.
cbse
class11
math
conic-sections
circle
exemplar
sec-a
easy
q36
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False: If the line $lx+my=1$ is a tangent to the circle $x^2+y^2=a^2$,then the point $(l,m)$ lies on a circle.
cbse
class11
math
conic-sections
circle
exemplar
sec-a
medium
q35
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False:The shortest distance from the point $(2,-7)$ to the circle $x^2+y^2-14x-10y-151=0$ is equal to $5$.
cbse
class11
math
conic-sections
circle
exemplar
sec-a
medium
q34
answered
Oct 15, 2014
by
sreemathi.v
1
answer
State whether the following statement is True or False: The line $x+3y=0$ is a diameter of the circle $x^2+y^2+6x+2y=0$.
cbse
class11
math
conic-sections
circle
exemplar
sec-a
easy
q33
answered
Oct 15, 2014
by
sreemathi.v
1
answer
Find the equation of the hyperbola with foci $(0,\pm\sqrt{10})$,passing through $(2,3)$.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-b
medium
q32-c
answered
Oct 15, 2014
by
sreemathi.v
1
answer
Find the equation of the hyperbola with vertices $(0,\pm 7),e=\large\frac{4}{3}$.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-b
easy
q32-b
answered
Oct 15, 2014
by
sreemathi.v
1
answer
Find the equation of the hyperbola with vertices $(\pm 5,0)$,foci $(\pm 7,0)$.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-b
easy
q32-a
answered
Oct 15, 2014
by
sreemathi.v
1
answer
Show that the set of all points such that the difference of their distances from $(4, 0)$ and $(-4, 0)$ is always equal to $2$ represent a hyperbola.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-b
medium
q31
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of the set of all points whose distance from $(0, 4)$ are $\large\frac{2}{3}$ of their distance from the line $y = 9$.
cbse
class11
math
conic-sections
exemplar
sec-b
easy
q30
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of the set of all points the sum of whose distances from the points $(3, 0)$ and $(9, 0)$ is 12.
cbse
class11
math
conic-sections
exemplar
sec-b
medium
q29
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of the following parabola : Focus at $(-1,-2)$,directrix $x-2y+3=0$.
cbse
class11
math
conic-sections
parabola
exemplar
sec-b
easy
q28-c
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of the following parabola : Vertex at $(0,4)$,focus at $(0,2)$.
cbse
class11
math
conic-sections
parabola
exemplar
sec-b
easy
q28-b
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of the following parabola : Directrix $x=0$,focus at $(6,0)$.
cbse
class11
math
conic-sections
parabola
exemplar
sec-b
easy
q28-a
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of a circle passing through the point $(7,3)$ having radius $3$ units and whose centre lies on the line $y=x-1$.
cbse
class11
math
conic-sections
circle
exemplar
sec-c
medium
q27
answered
Oct 14, 2014
by
sreemathi.v
1
answer
Find the equation of a circle of radius 5 which is touching another circle $x^2+y^2-2x-4y-20=0$ at $(5,5)$.
cbse
class11
math
conic-sections
circle
exemplar
sec-b
medium
q26
answered
Oct 14, 2014
by
sreemathi.v
1
answer
if z1=4+7i, z2=1-i for what value of lamda is z1+lamdaz2, a purely real number
answered
Oct 13, 2014
by
pady_1
1
answer
To see more, click for all the
questions in this category
.
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
...