Question

Let π(x,y) = 0 be the equation of a circle. If θ(0,λ) has equal roots λ = 2, 2 and θ(λ,0) = 0 has roots λ=4/5, 5 then centre of the circle is)
a) (2,29/10)
b) (29/10, 2)
c) (-2, 29/10)
d) None of these