A curve has equation 8 16 5 3 y x = ˆ’ x x . the normal at the point p(1, 9) and the tangent at the point q( 1ˆ’ ˆ’, 9) intersect at the point r. find the coordinates of r.
a) (2−root 3​,9)
b) (3​−root 2,9)
c) (2+root3​,9)
d) (3​+root2,9)