1.The equation of the largest circle with centre (1,0)(1, 0)(1,0) that can be inscribed in the ellipse x2+4y2=16x^2 + 4y^2 = 16x2+4y2=16 isa.(x+1)2+y2=113(x + 1)^2 + y^2 = \frac{11}{3}(x+1)2+y2=311b.(x−1)2+y2=113(x - 1)^2 + y^2 = \frac{11}{3}(x−1)2+y2=311c.(x+1)2+y2=163(x + 1)^2 + y^2 = \frac{16}{3}(x+1)2+y2=316d.(x−1)2+y2=163(x - 1)^2 + y^2 = \frac{16}{3}(x−1)2+y2=316Login to continueOnly logged in users canattempt or see the solution.