The point (1, -8) lies on the graph that is symmetric about the x-axis. State the other point that must also lie on the graph.
A) (1, 8)
B) (-1, -8)
C) (-1, 8)
D) (-8, 1)

Question

Quizplus · Accepted Answer

If a graph is symmetric about the x-axis, for every point (x, y) on the graph, the point (x, -y) must also be on the graph. Therefore, if (1, -8) is on the graph, (1, 8) must also be on the graph.

The Point (1, -8) Lies on the Graph That Is