Solve.9x2 + 36x + 11 = 0
A. - 
, - 
B. 
, 
C. - 
, 
D. - 
, - 
Answer: D
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Use the graph to answer the question.The following time-series diagram tracks the performance of two stocks during the month of October.
Describe the overall trend in the value of each stock during the month of October. By what percentage did the value of each stock increase or decrease during the month of October?
What will be an ideal response?
Find the x- and y-intercepts for the equation. Then graph it.5x - 25y = 0
A. (0, 0), (0, 0)
B. (0, 0), (0, 0)
C. (0, 0), (0, 0)
D. (0, 0), (0, 0)
Use a graphing calculator and the method of matrix inverses to solve the system. Give five decimal places, if necessary.x - 
y = 3.72.85x + y = -8.23
A. {(2.61630, -2.88772)} B. {(0, 0)} C. {(3.43297, 0.18882)} D. {(-1.57817,-3.73223)}
Identify the type of sampling described by the proposal.An education researcher randomly selects 60 of the nation's junior colleges and interviews all of the professors at each school.
A. stratified sample B. cluster sample sample C. convenience sample D. simple random sample E. systematic sample