Factor out a factor with a negative coefficient.-15u4 - 10u3 + 25u
A. -5u(3u3 - 2u2 + 5)
B. -5u(3u3 + 2u2 - 5)
C. 5u(-3u3 + 2u2 + 5)
D. None of these
Answer: B
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Estimate the value of the quantity.The table gives dye concentrations for a cardiac-output determination. The amount of dye injected was 
Plot the data and connect the data points with a smooth curve. Find the area under the curve using rectangles. Use this area to estimate the cardiac output.
Dye concentration (mg/L)
Time (sec)
A. 8.1 L/min B. 222.7 L/min C. 0.1 L/min D. 16.2 L/min
Provide an appropriate response.Solve the system of equations using the addition method: 2y = 3x - 4 2x - y = 2
Fill in the blank(s) with the appropriate word(s).
Determine what m and b represent.The cost, in dollars, of a one-day car rental is given by 
where x is the number of miles driven.
A. $40 is the cost per day to rent the car and $15 is the extra cost for unlimited miles. B. $0.15 is the cost per day to rent the car and $40 is the cost per mile. C. $15 is the cost per day to rent the car and $0.40 is the cost per mile. D. $40 is the cost per day to rent the car and $0.15 is the cost per mile.
Express f(x) in complete factored form.f(x) = x2 + 3
A. f(x) = (x + i
)2
B. f(x) = (x + 
)(x + i
)
C. f(x) = (x + 
)2
D. f(x) = (x + i
)(x - i
)