Answers

2014-03-19T10:05:09+05:30
Lets consider a point in ellipse say (0,2) which satisfies the ellipse equation.then according to distance formula u can calculate the radius of th ecircle as root5 then 3r^2 will be equal to 15 so ur ans is 15
0
but its 11.25
the answer is just 11
mayb some calculation mistake repeat the process and calculate again
ok
lopa the ans is 11.25 even i have calculated it mayb the ans given is rounded up