∴ Equation of tangent at (1,√3) is y−√3=−
1
√3
(x−1) ⇒ √3y−3=−x+1 ⇒ x+√3y=4 .......(i) and equation of normal at (1,√3) is y−√3=√3(x−1) ⇒ √3x−y=0 .......(ii) ∴ Intersection point of Eqs. (i) and (ii) is (1,√3). ∴ Area of Delta‌O‌A‌B=