logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
0 votes

The curve $9y^{2}=x^{2}(4-x^{2})$ is symmetrical about

\[\begin{array}{1 1}(1)y-axis&(2)x-axis\\(3)y=x&(4)both \;the\; axes\end{array}\]

Can you answer this question?
 
 

1 Answer

0 votes
$9y^2=x^2(4-x^2)$
Replacing x by -x the equation is unaltered.
The curve is symmetrical about y axis
Replacing by -y the equation is unaltered.
The curve is symmetrical about x axis
The curve is both symmetrical about the axis
Hence 4 is the correct answer.
answered May 20, 2014 by meena.p
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...