Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 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
5 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
teach
pricing
sign-in
Download our FREE mobile app with 1000+ tests for CBSE, JEE MAIN, AIPMT
X
Search
Topics
Want to ask us a question?
Click here
Browse Questions
Student Questions
Ad
Home
>>
EAMCET
>>
Mathematics
0
votes
The transformed equation of $x^2+y^2=r^2$ when the axes are rotated through an angle $36^{\circ}$ is :
\[\begin {array} {1 1} (1)\;\sqrt 5X^2-4XY+Y^2=r^2 & \quad (2)\;X^2+2XY-\sqrt 5 Y^2=r^2 \\ (3)\;X^2-Y^2=r^2 & \quad (4)\;X^2+Y^2=r^2 \end {array}\]
jeemain
eamcet
math
2009
q42
Share
asked
Oct 10, 2013
by
meena.p
Please
log in
or
register
to add a comment.
Can you answer this question?
Do not ask me again to answer questions
Please
log in
or
register
to answer this question.
Related questions
0
votes
1
answer
The transformed equation of $3x^2+3y^2,2xy=2$ when the coordinate axes are rotated through an angle of $45^{\circ}$ is
asked
Oct 17, 2013
by
meena.p
jeemain
eamcet
math
2008
q46
0
votes
1
answer
The transformed equation of $x^2+6xy+8y^2=10$ when the axes are rotated through an angle $\large\frac{\pi}{4}$ is :
asked
Nov 6, 2013
by
meena.p
jeemain
eamcet
math
2006
q44
0
votes
1
answer
The origin is translated to (1,2). The point $(7,5)$ in the old system undergoes the following transformations successively. (i) Moves to the new point under the given translation of origin. (ii) Translated through 2 units along the negative direction of the new X-axis. (iii) Rotated through an angle $\large\frac{\pi}{4}$ about the origin of new system in the clockwise direction. The final position of the point (7,5) is
asked
Sep 16, 2013
by
meena.p
jeemain
eamcet
math
2013
q42
0
votes
1
answer
If a straight line L is perpendicular to the line $4x-2y=1$ and forms a triangle of area 4 square units with the coordinate axes, then an equation of the line L is :
asked
Sep 27, 2013
by
meena.p
jeemain
eamcet
math
2010
q42
0
votes
1
answer
The diameter of a circle are along $2x+y-7=0$ and $x+3y-11=0$. Then, the equation of this circle, Which also passes through (5,7) is :
asked
Oct 10, 2013
by
meena.p
jeemain
eamcet
math
2009
q51
0
votes
1
answer
The equation of the circle which passes through the origin and cuts orthogonally each of the circles $x^2+y^2-6x+8=0$ and $x^2+y^2-2x-2y=7$ is :
asked
Oct 10, 2013
by
meena.p
jeemain
eamcet
math
2009
q53
0
votes
0
answers
The lines $x-2y+6=0$ and $2x-y-10=0$ intersect at the point A.Find the equation of the line making an angle $45^{\circ}$ with the positive direction of the x-axis and passing through the point A.
asked
Apr 12, 2013
by
sreemathi.v
isc
class12
modelpaper
2009
sec-a
q1
q1-2
Ask Question
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
AIPMT Crash Practice
5 Test Series
JEEMAIN
350+ TESTS
AIPMT
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
x
JEE MAIN, CBSE, AIPMT Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...