Solve using the addition or division principle.-11 = b - 4
A. 7
B. -7
C. 15
D. -15
Answer: B
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Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by 
and the total profit function is given by 
, where x represents the number of boxes of computer chips produced. The total cost function, C(x), is such that 
Find C(x).
A. C(x) = -0.3x2 + 6x + 15 B. C(x) = 5x + 11 C. C(x) = 3x + 15 D. C(x) = 4x + 20
Use a calculator to find the root or power rounded to six decimal places.
A. -4.272659 B. -2.067041 C. 4.272659 D. 2.067041
List the intercepts of the graph. 
A. (-1, 0), (0, 1) B. (-1, 0), (1, 0) C. (0, -1), (1, 0) D. (0, -1), (0, 1)
Solve.On a map, the length of a nature-center trail is 9.6 centimeters. If the scale is 3 centimeters to 31 kilometers, what is the actual length of the trail? Round to the nearest tenth if necessary.
A. 103.2 kilometers B. 99.2 kilometers C. 100.2 kilometers D. 198.4 kilometers