Question

Which of the following slopes show that the set of points C(1, -1), D(3, 4), E(5, 8) are not collinear?

5/2, 2, 9/4

2, 3, 5/2

-2, 2, 9/4

2/5, 1/2, 4/9

Answer 1

5/2, 2, 9/4

Explanation:

Answer 2

The answer is the first in the list. The first figure, 5/2, is the slope of CD; 2 is the slope of DE; 9/4 is the slope of CE.