Question

Find the value of k for which the points (-5, 1), (1, k) and (4, -2) are collinear.​

Answer 1

Answer:

Collinear means that all the points are on the same line. (1,3) and (-4,7) define a line. m = (7 - 3)/(-4 - 1) = -4/5. y - 3 = (-4/5)(x - 1 ).