Seven milligrams of a dye (D) are injected into a vein leading to an individual's heart. The concentration of the dye in the aorta measured at 2-second intervals is shown in the accompanying table. Use Simpson's rule and the formula
to estimate the person's cardiac output. Round the result to the nearest tenth.
t024681012141618202224c(t)002.16.48.46.65.33.41.10.80.30.10
A. 5.2 L/min
B. 5.5 L/min
C. 6.1 L/min
D. 3.5 L/min
Answer: C
Mathematics
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Evaluate the expression.
A. 126 B. 362,880 C. 3024 D. 15,120
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For the pair of functions, find the quotient function or functional value indicated. Give any x-values that are not in the domain of the quotient function.Find 
(x).f(x) = x2 - 2x - 8g(x) = x - 4
A. 
(x) = x + 2; 4
B. 
(x) = x + 2; -4
C. 
(x) = x + 4; 2
D. 
(x) = x + 2; 0
Mathematics
Solve.Aaron purchased a house for $91,685. Of the $91,685, he spent $18,337 upgrading the original design of the house. The upgrade cost 20% of what he spent for the house. Find the number of degrees on a circle that represent the cost of the upgrade.
A. 73° B. 36° C. 90° D. 72°
Mathematics
Simplify.  figure 1.png)
(a) tan x (b) sin 2x (c) -cos x (d) cos x (e) -cos² x
Mathematics