



solid line. we shade above the line

the dotted line. shadow above the line
Answer in the attachment (the first graph).
Answer:8.3
Step-by-step explanation:
Note that this just produces three parametric equations:



In the

plane, this is just he parametric equation for an ellipse (as a function of u). The z is simply a linear function.
The surface is then an ellipse extruded along the z-axis. We get a elliptic cylinder.
Divide the pages read by the portion read:
60/ 3/4 = 60 x 4/3 = 240/3 = 80
The book has 80 pages.
Answer:

Step-by-step explanation:

The correct option is B.