Consider the line through points A = (1, 1, 2) and B = (2, 3, 4). This line can be parametrized as (at +b, ct +d, et +f) for some choices of constants a,b, c, d, e and f. What is the ordered pair \(\left(\dfrac{c}{a}, \dfrac{e}{a}\right)\)?
(c/a, e/a) = (5,-3).
