Use the graph to find the average rate of change.
Minutes Cellular Phone is Used
A. $3.60 per min
B. $0.50 per min
C. $0.75 per min
D. $1.33 per min
Answer: C
Mathematics
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Solve the polynomial inequality. Express the solution in interval notation.5x2 - 3x ? 8
A. 
B. 
C. (-?, -1] ?
D. (-?, -1) ? 
Mathematics
Provide an appropriate response.Sketch the graph of f(x) = -x2. At which of these points is the function decreasing?
A. 0 B. 2 C. -2 D. -4
Mathematics
Use vertices and asymptotes to graph the hyperbola.4x2 - y2 = 36
A. 
B. 
C. 
D. 
Mathematics
Use the graph to determine the function's domain and range.
A. domain: (-?, -5) or (-5, ?) range: (-?, -2) or (-2, ?) B. domain: [-5, ?) range: [-2, ?) C. domain: (-?, ?) range: [-2, ?) D. domain: (-?, ?) range: (-?, ?)
Mathematics