Solve the problem.A mechanic is testing the cooling system of a boat engine. He measures the engine's temperature over time. Use a graphing utility to fit a logistic function to the data. What is the carrying capacity of the cooling system?
A. y = 
, 315°F
B. y = 
, 315°F
C. y = 
, 307°F
D. y = 
, 312°F
Answer: A
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Simplify the expression using the power rule.(y6)5
A. y30 B. 5y30 C. y11 D. 5y6
Find the indicated set given A = {-3, 0, 2, 5, 6, 11, 16, 23}, B = {-3, 0, 16, 23}, and 
B ? C
A. {11, 16, 23} B. {16, 23} C. {-7, -4, -3, 0, 11, 16, 23} D. {-4, 16, 23}
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 cost function is given by 
, where x represents the number of boxes of computer chips produced. The total profit function, P(x), is such that 
. Find P(x).
A. P(x) = -0.3x2 + 50x - 8 B. P(x) = 0.3x2 + 48x - 24 C. P(x) = -0.3x2 + 48x + 8 D. P(x) = 0.3x2 + 50x - 16
Solve.log9 (x - 5) + log9 (x - 5) = 1
A. 8
B. 
C. -8, 8
D. -
, 