Let n(U) = 53, n(A) = 20, n(B) = 15, n(C) = 27, n(? ? B) = 10 , n(? ? C) = 7, n(B ? C) = 8, and n(? ? B ? C) = 6.(a) Draw a Venn diagram displaying the given data and the number of elements in each basic region.(b) Determine n(A ? B ? C').(c) Determine n((A ? B ? C)').
What will be an ideal response?
(a)
| (b) | 4 |
Mathematics
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Solve the problem.The region between the curve y = 
and the x-axis from 
to 
is revolved about the y-axis to generate a solid. Find the volume of the solid.
A. 4? ln 4 B. ? ln 4 - ? C. 2? ln 4 - ? D. 2? ln 4
Mathematics
Calculate the flux of the field F across the closed plane curve C.F = x2i + y2j; the curve C is the closed counterclockwise path around the triangle with vertices at 
and 
A. 10
B. 30
C. 
D. 0
Mathematics
True or false?In Lobachevskian geometry, it is possible for two triangles to have identical angles but different heights.
A. True B. False
Mathematics
List all numbers from the set that are of the type indicated.
Whole numbers
A. 7, -24 B. 7, -24, 0 C. 7 D. 7, 0
Mathematics