Identify the type of surface represented by the given equation. y2 + z2 = 8
A.
| Paraboloid |
B.
| Cylinder |
C.
| Ellipsoid |
D.
| Parabolic cylinder |
Answer: B
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Perform the indicated operation. Simplify your answers. 
2
A. 2
B. 
C. 
D. 
Solve the problem.A box contains 4 slips of paper, on each of which is written the number 1, 2, 3, or 4, respectively. A slip is drawn, and the number on it is noted. That slip is put aside, and another slip is drawn and the number on it noted. What is the probability thata) the sum of the two numbers is 5?b) the first number drawn is a 2 and the second number is not 5?c) the sum of the two numbers is not 10?
A. a) 
b) 
c) 0
B. a) 
b) 
c) 0
C. a) 
b) 
c) 1
D. a) 
b) 
c) 1
Graph the function.f(x) = e5x
A. 
B. 
C. 
D. 
Solve the problem.The cost of manufacturing clocks is given by c = 49(n + 121)1/2, where c is the cost in dollars and n is the number produced. What is the cost when no clocks are produced?
A. $539 B. $77 C. $49 D. $5929