Solve the problem.A right circular cylinder is obtained by revolving the region enclosed by the line x = r, the x-axis, and the line y = h, about the y-axis. Find the volume of the cylinder.
A. ?rh2
B. 2?r2h
C. ?rh
D. ?r2h
Answer: D
Mathematics
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Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? v = u ? (u × v)
What will be an ideal response?
Mathematics
Solve.Given that loga11 = 2.398 and loga5 = 1.609, evaluate loga
.
A. 4.007 B. -0.788 C. 1.49 D. 0.789
Mathematics
Perform the matrix operation.Given A = 
and B = 
, find BA.
A. 
B. 
C. 
D. 
Mathematics
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.
Mathematics