Use the vertical line test to determine whether the graph represents a function.
A. function
B. not a function
Answer: B
Mathematics
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The graphing calculator screens show a system and the point of intersection. Choose the screen which best represents the given system.3y + 3 = 2xy = -3
A. 
B. 
C. 
D. 
Mathematics
Evaluate.
A. -55e-0.2x + C
B. 
+ C
C. 11e-0.2x + C
D. -2.2e-0.2x + C
Mathematics
Determine which size is the best buy.8 oz for $2.0820 oz for $4.0024 oz for $5.52
A. 8 oz B. 24 oz C. 20 oz D. Not enough information
Mathematics
Find the vertices and graph the hyperbola.49y2 - 9x2 = 441
A. (0, -7), (0, 7)
B. (-7, 0), (7, 0)
C. (-3, 0), (3, 0)
D. (0, -3), (0, 3)
Mathematics