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Fine the value of 3r^2 if r is the radius of the larget circle with centre(1,0) which can be inscribed in the ellipse x^2+4y^2=16



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 0 0
but its 11.25
the answer is just 11
mayb some calculation mistake repeat the process and calculate again
lopa the ans is 11.25 even i have calculated it mayb the ans given is rounded up
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