Write an equivalent expression using an associative law.(9x + 5y) + 2z
A. (9x + 5y + 2z)
B. (5y + 9x) + 2z
C. 9x + (5y + 2z)
D. 9x + 5y + 2z
Answer: C
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The graph of a polynomial function 
is given.
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(a) From the graph, find the x-intercept(s).
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(b) From the graph, find the y-intercept(s).
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(c) From the graph, find the coordinates of all local maxima.
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(d) From the graph, find the coordinates of all local minima.
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What will be an ideal response?
Solve the problem.Use the graph of the two linear functions W(t) and M(t) below to answer the questions that follow. The graph shows the speed at which the record times in the marathon were run by women and men in the years since 1991.
i)For what value(s) of t is W(t) = M(t)? What does your result mean in terms of the situation?ii) For what value(s) of T is W(t) > M(t)? What does your result mean in terms of the situation?
What will be an ideal response?
Solve the problem.Find the area of the Bermuda Triangle if the sides of the triangle have the approximate lengths 844 miles, 925 miles, and 1317 miles.
A. 388,124 mi B. 1,552,494 mi C. 513,202 mi D. 491,512 mi
Simplify. 
A) 127 B) 31 C) –23 D) 15 E) –49