Use the associative law of addition to write an equivalent expression.(x + 2) + y
A. x(2 + y)
B. (2 + x) + y
C. y + (x + 2)
D. x + (2 + y)
Answer: D
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Find the distance between points P1 and P2.P1(5, 7, -3) and P2(11, 4, -1)
A. 
B. 5
C. 6
D. 7
Solve the problem.Suppose that the population of a certain city during a certain time period can be approximated by 
where x is time in years since 2010. By sketching a graph of P(x), estimate during what time period the population of the city would be increasing.
A. Between 2010 and 2024 B. Between 2015 and 2045 C. Between 2010 and 2038 D. Between 2015 and 2038
Simplify the fraction, if possible.
A. 1 B. 24 C. 0 D. undefined
Provide an appropriate response.Select an appropriate type of modeling function for the data shown in the graph. Choose from exponential, logarithmic, and linear. 
A. Logarithmic B. Exponential C. Linear