Identify the center and radius of the circle.
?
?
A. Center: 
Radius: 
B. Center:
Radius: 
C. Center:
Radius: 
D. Center:
Radius: 
E. Center:
Radius: 
Answer: B
Mathematics
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Solve.(x - 5)(x + 1) ? 0
A. (-?, -5] ? [1, ?) B. (5, -1) C. (5, ?) D. (-?, -1] ? [5, ?)
Mathematics
Find the domain and range of the quadratic function whose graph is described.The maximum is -5 at x = -1
A. Domain: (-?, ?) Range: (-?, -5] B. Domain: (-?, ?) Range: (-?, -1] C. Domain: (-?, ?) Range: [-5, ?) D. Domain: (-?, -1] Range: (-?, -5]
Mathematics
Find A-1 without a calculator.A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
Mathematics
The table shown was generated by a graphics calculator. The expression y1 represents f(x).
What is f(2)?
A. 2 B. 0 C. 7 D. Not shown
Mathematics