Aline is the locus of points that:

a. are the same distance from one point

b. are the same distance from a directrix and a focus

c. have the same sum of distances from two points

d. are the same distance from two points

Option D

Step-by-step explanation:

Option A represents the circle

Option B represents the parabola

Option C represents the ellipse

Option D represents the line

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11