Evaluate the integral.
dx
A. 
B. 
C. 
D. 
Answer: B
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Use the nth-Term Test for divergence to show that the series is divergent, or state that the test is inconclusive.
A. diverges
B. converges, 
C. converges, 4
D. inconclusive
Find fx, fy, and fz.f(x, y, z) = x2y + y2z + xz2
A. fx = 2xy; fy = x2 + 2yz; fz = y2 + 2xz B. fx = 2y + z2; fy = x2 + 2z; fz = y2 + 2x C. fx = 2xy + z2; fy = x2 + yz; fz = y2 + xz D. fx = 2xy + z2; fy = x2 + 2yz; fz = y2 + 2xz
Solve the problem using the elimination method.A salesman sold $250 more than the rest of the sales staff. If the sales total for the day was $1300, how much did the rest of the sales staff sell?
A. $1050 B. $525 C. $650 D. $775
Solve the problem.Four boys and three girls are seated, in a row, at random, to watch a play. What is the probability thata) a girl is seated at each end of the row?b) one of the boys is seated in the middle seat?c) boys and girls are seated alternately?
A. a) 
b) 
c) 
B. a) 
b) 
c) 
C. a) 
b) 
c) 
D. a) 
b) 
c) 