Book
Advanced Engineering Mathematics
Author
Erwin Kreyszig
Edition
8th Edition
x=var('x')
a=3 #LET US SUPPOSE
e=2/a
b=sqrt(a^2*(1-e^2))
y=sqrt(b^2*(1-x^2/a^2))
plot(y,(x,-a,a),color="blue")+plot(-y,(x,-a,a),color="blue")
Solution by:
<Sunny mehrota>, <Student>, <IIT Roorkee>
<Sharat S.I>, <Student>, <IIT Roorkee>