Solve the problem.If a, b, and c are all nonzero, then determine if the plane ax + by + cz = 1 always intersects all three coordinate planes (i.e. the planes x = 0, y = 0, z = 0), sometimes intersects them, or never intersects them.
A. Never
B. Always
C. Sometimes
Answer: B
Mathematics
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Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 
A. 1 B. e20 C. 0 D. Diverges
Mathematics
Evaluate the integral.
A. - 
ln
+ C
B. - 
ln
+ C
C. - 
ln
+ C
D. 
ln
+ C
Mathematics
Find the surface area of the figure. When appropriate, use ? = 3.14 and round your answer to the nearest hundredth.
A. 219.8 cm2 B. 439.6 cm2 C. 706.5 cm2 D. 298.3 cm2
Mathematics
Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Mathematics