Factor completely, or state that the polynomial is prime.2x3 + 16
A. 2(x3 + 8)
B. prime
C. 2(x + 2)(x2 - 2x + 4)
D. 2(x + 2)3
Answer: C
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Solve the problem.Find all points having a y-coordinate of 7 whose distance from the point (3, 4) is 
.
A. (6, 7) and (5, 7) B. (1, 7) and (13, 7) C. (-6, 7) and (5, 7) D. (1, 7) and (5, 7)
Solve the problem.Find the image of the given figure under the translation that takes P to P'.
A. 
B. 
C. 
D. 
Solve the problem.A guy wire to a tower makes a 70° angle with level ground. At a point 32 ft farther from the tower than the wire but on the same side of the base as the wire, the angle of elevation to the top of the pole is 39°. Find the wire length (to the nearest foot).
A. 78 ft B. 39 ft C. 83 ft D. 44 ft
Write a system of inequalities that describes the possible solutions to the problem.The Pen-Ink Company manufactures two ballpoint pens: silver and gold. The silver requires 4 minutes in a grinder and 15 minutes in a bonder. The gold requires 5 minutes in a grinder and 8 minutes in a bonder. The grinder can be run no more than 680 minutes per day and the bonder no more than 220 minutes per day. Let x represent the number of silver pens, and let y represent the number of gold pens. Including the system inequalities 
and 
, find the remaining
inequalities that best represent this company's daily production of silver and gold pens. A. x + y ? 680, x + y ? 220, x + y ? 900 B. 4x + 15y ? 680, 5x + 8y ? 220 C. 4x + 5y ? 680, 15x + 8y ? 220 D. 0 ? 19x + 13y ? 900