Use the Theorem of Pappus to find the volume of the solid obtained by revolving the region bounded by the graphs of 
and x=4 about the y-axis.
a. 
Mathematics
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Solve the differential equation.x2 
= 8y
A. y = Ce- 8/x
B. y = - 
+ C
C. y = Ce- 8x
D. y = Ce8/x
Mathematics
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function increases most rapidly.
A. 
B. 
C. 
D. 
Mathematics
Determine whether or not the triangles are similar.
A. Similar B. Not similar
Mathematics
Special products can be illustrated by using areas of rectangles. Use the figure to justify the special product 
What is the sum of the monomials of the black, white, and gray rectangles?
A. a2 + 2ab + b2 B. a2 + 2b2 C. 2a + 2ab + b2 D. 2a2 + b2
Mathematics