Give the domain and range of the relation.y = 4x9
A. domain: (-?, ?); range: [0, ?)
B. domain: (-?, ?); range: [4, ?)
C. domain: (-?, ?); range: (-?, ?)
D. domain: (-?, ?); range: [-4, ?)
Answer: C
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Determine whether or not the set is well defined.{x | x is an expensive boat on the Great Lakes}
A. Not well defined B. Well defined
Solve the problem.Suppose the algae growth in Black Oak Lake increased from 10,000 cells per milliliter to approximately 10,000,000 cells per milliliter in a 
period. The specific growth 
is defined byr = 
, 
is the algae concentration at 
/>
is the algae concentration at 
In this situation, what is the specific growth rate of algae? Round your results to the nearest hundredth.
A. -1,998,000.00
B. 0.60
C. 1,998,000.00
D. -0.60
Solve the problem.The distance it takes to stop a car varies directly as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 189.62 ft B. 201.58 ft C. 189.28 ft D. 162.24 ft
Solve using the principle of zero products.x(5x + 15) = 0
A. 0, -3
B. 0, 3
C. 0, - 
D. 0, 