Choose the equation that matches the graph.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Graph the function.y = sec (2x - 
) + 2 
A. 
B. 
C. 
D. 
Mathematics
Find the mean, median, and mode of the list of numbers. 83, 75, 71, 71, 83, 85
A. mean: 78, median: 79, mode: 71 and 83 B. mean: 78, median: 71, mode: 85 C. mean: 79, median: 78, mode: 83 D. mean: 79, median: 79, mode: 71
Mathematics
Use a graphing calculator to graph the piecewise-defined function, using the window indicated.
A. 
B. 
C. 
D. 
Mathematics
Factor out the greatest common factor. Simplify the factors, if possible.15wx - 12wy - 9wz
A. 3w(5x - 12wy - 9wz) B. 3w(5x - 4y - 3z) C. 3(5wx - 4wy - 3wz) D. 15w(x - 12y - 9z)
Mathematics