Factor the difference of two squares.9x2 - 1
A. (3x - 1)(3x + 1)
B. (3x - 1)2
C. (3x + 1)2
D. prime
Answer: A
Mathematics
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Use a graphing calculator to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
A. -679 B. -683.5 C. -682.5 D. -685.5
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Draw a tree diagram for the experiment. Then use the diagram to find the number of possible outcomes.Spin the first spinner once and the second spinner once. 
A. 9 B. 12 C. 16 D. 7
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Graph the exponential function.y = -5x 
A. 
B. 
C. 
D. 
Mathematics
State whether the given relation is a function.Consider a relation whose domain is all students attending the University of Ohio and whose range values are a set of each students' teachers. Is this relation a function?
A. Yes B. No
Mathematics