FIGURE 2- 3
-Refer to Figure 2- 3. The slope of curve B is
A) negative from Y1 to Y2 and positive between Y2 and Y3.
B) undefined at X2.
C) always negative but variable.
D) zero at X2.
E) always positive but variable.

Question

FIGURE 2- 3
-Refer to Figure 2- 3. The slope of curve B is
A) negative from Y1 to Y2 and positive between Y2 and Y3. 
B) undefined at X2. 
C) always negative but variable. 
D) zero at X2. 
E) always positive but variable.

Quizplus · Accepted Answer

The slope of curve B is zero at X2, as it is a horizontal line at that point. Curve B does not have a consistent slope throughout its entirety.

FIGURE 2- 3 -Refer to Figure 2- 3. the Slope of Curve B