Solve the problem.
-Find the value of k so that the graph of 13y + kx = 4 and the line containing the points (5, -8) and (2, 4) are perpendicular.
A) k = -3.25
B) k = 52
C) k = 3.25
D) k = -52

Question

Quizplus · Accepted Answer

The slope of the given line is -13/k. The slope of the line containing the points (5, -8) and (2, 4) is 12/3. Since the lines are perpendicular, their slopes are negative reciprocals of each other. Therefore, -13/k = -3/12, which gives k = 52.

Solve the Problem. -Find the Value of K So That the Graph of the Graph