Question

Line AB contains points A (1, 2) and B (-2, 6). The slope of line AB is (4 points)
Question 1 options:
1) zero
2) undefined
3) positive
4) negative

Answer 1

Slope formula is (y2-y1)/(x2-x1)
(6-2)/(-2-1)
(4)/(-3)
-4/3 is negative.

Answer 2

\[\frac{ y2-y1 }{ x2-x1 }\] Slope Formula.

Answer 3

Thank you @ridoleor @marrbear