For the following question(s), refer to the tournament digraph below. The vertices of the digraph represent five tennis players in a round-robin tournament. An arc XY represents the fact that X defeated Y in the tournament.
Which player won the tournament?
A. A
B. B
C. C
D. D
E. E
Answer: D
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Factor the polynomial completely.16x3y + 32x2y + 16xy
A. 2y(4x + 1)(2x + 8) B. 2xy(8x + 4)(x + 2) C. 2xy(4x + 4)(2x + 2) D. 2xy(4x + 1)(2x + 8)
Use the graph of a known basic function and a combination of transformations to sketch the function.g(x) = 4
+ 3
A. 
B. 
C. 
D. 
Solve. Express the result in scientific notation. Round to the nearest hundredth, if necessary.If the mass of an object is 6.01398 × 10-8 tons and its density is 7.74 × 10-5 tons per cubic foot, find the volume of this object. (Use the formula D = 
.)
A. 7.77 × 10-5 cubic feet B. 7.77 × 10-3 cubic feet C. 7.77 × 10-4 cubic feet D. 77.7 × 10-4 cubic feet
The nth term of a sequence is given. Find the first 4 terms.an = 
A. 
, 
, 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. 1, 
, 
, 