Find the exact value of the logarithmic expression.log81
A. 0
B. 
C. 1
D. 8
Answer: A
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The amount C, in pounds, of food consumed in a day by a certain grazing animal depends on the amount V, in pounds per acre, of vegetation available. The relationship is given by the rational function
What is the most the animal will consume in a day no matter how much vegetation is available? Round your answer to two decimal places, if necessary.
?
A. 4 pounds B. 55 pounds C. 0.07 pounds D. 13.75 pounds
Graph the linear function and give the domain and the range. If the function is a constant function, identify it as such.f(x) = 
x
A. D = (-?, ?), R = (-?, ?)
B. D = (-?, ?), R = (-?, ?)
C. D = (-?, ?), R = (-?, ?)
D. D = (-?, ?), R = (-?, ?)
Solve the equation symbolically.12x - 5 = 9
A. 
B. 
C. 
D. - 
The following graph shows the populations of the metropolitan areas of City X and City Y over six years. 
Express the solution of the system as an ordered pair.
A. approximately (3.9, 0.92) B. approximately (1.2, 1.03) C. approximately (3.1, 0.95) D. approximately (4.6, 0.87)