Factor completely.x2 + 4x - 32
A. (x - 8)(x + 1)
B. (x - 8)(x + 4)
C. (x + 8)(x - 4)
D. prime
Answer: C
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A cup of coffee is poured from a pot that maintains a constant temperature. The fresh coffee is placed on the counter to cool. Its temperature, in degrees Fahrenheit, t minutes after it is placed on the counter is given by
?
?
A. What is the temperature of the coffee in the pot?B. Use functional notation to express the temperature of the coffee after 5.00 minutes.C. Calculate the value you found in part B.
What will be an ideal response?
Determine the family of angles for which the following angle belongs, sketch the angle, and then determine the angle of least positive measure, ?C, coterminal with the given angle.? = -1215°
A. quadrantal family; ?C = 270°
B. quadrantal family; ?C = 180°
C. 
family; ?C = 240°
D. 
family; ?C = 225°
Solve the problem.Biologists banded five out of every twenty wild ducks. What percent were not banded?
A. 15% B. 5% C. 75% D. 25%
Solve the problem.Compute the instantaneous rate of change of the function at at x = a. 
A. 44 B. 24 C. 12 D. -12