How do you find the equation of the normal to the circle #x^2 + y^2 = 40# at the point (6,2)?
1 Answer
Jun 6, 2016
Explanation:
Note that by circle properties, since the tangent is perpendicular to the radius of the circle at the point
Thus, all we need is the gradient of the normal in order to find its equation, since we are given a fixed point
Gradient
Equation of normal is