Perform the indicated operations. Write the answer using only positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: A
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Solve.AAA Technology finds that the total revenue function associated with producing a new type of computer chip is 
and the total cost function is 
where x represents the number of units of chips produced. Find the total profit function, P(x) .
A. P(x) = -0.03x2 - 3x + 42 B. P(x) = 0.03x2 + 3x + 44 C. P(x) = -0.03x2 + 3x + 86 D. P(x) = -0.03x2 + 3x - 42
A ship is 
off course. If the ship is traveling at 18 miles per hour, how far off course will it be after 4 hours? Apply the rules regarding the use of significant digits when determining your answer.
?
__________ mi
Fill in the blank(s) with the appropriate word(s).
Write the equation of a sine function that has the given characteristics.Amplitude: 3Period: 5?Phase Shift: - 
A. y = 3 sin 
B. y = 3 sin 
C. y = 3 sin 
D. y = 3 sin 
Solve the problem.The function 
can be used to determine the milligrams D of a certain drug in a patient's bloodstream h hours after the drug has been given. How many milligrams will be present after 
Round the answer to two decimal places.
A. 570.16 mg B. 4.33 mg C. 0.09 mg D. 0.67 mg