Refer to the information provided in Figure 1.4 below to answer the question(s) that follow. Figure 1.4
-Refer to Figure 1.4. Panel B shows a curve which has a slope that is
A) first positive and then negative.
B) first negative and then positive.
C) infinite throughout.
D) zero throughout.

Question

Refer to the information provided in Figure 1.4 below to answer the question(s) that follow.  Figure 1.4
-Refer to Figure 1.4. Panel B shows a curve which has a slope that is
A) first positive and then negative. 
B) first negative and then positive. 
C) infinite throughout. 
D) zero throughout.

Quizplus · Accepted Answer

The slope of the curve is positive when the curve is rising and negative when the curve is falling. The curve in Panel B is rising at first and then falling, so the slope is first positive and then negative.

Refer to the Information Provided in Figure 1