Choose the equation that matches the graph.
A. (x + 3)2 + (y - 2)2 = 9
B. (x - 3)2 + (y + 2)2 = 9
C. (x + 3)2 + (y + 2)2 = 9
D. (x - 3)2 + (y - 2)2 = 9
Answer: A
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Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -x2 + 14x + 32
A. Increasing on (-?, 7); decreasing on (7, ?) B. Increasing on (- 7, ?); decreasing on (-?, - 7) C. Increasing on (-?, - 7); decreasing on (- 7, ?) D. Increasing on (7, ?); decreasing on (-?, 7)
Find the domain of the square root function. Then use the domain to choose the correct graph of the function.f(x) =
A. domain of f: (-?, 3]
B. domain of f: (-?, -3]
C. domain of f: [-3, ?)
D. domain of f: [3, ?)
Describe the behavior of the function below as x approaches zero.
?
?
A. f ? 0 as x ? 0. B. f ? -1 as x ? 0. C. f ? 1 as x ? 0. D. f ? -? as x ? 0. E. f ? +? as x ? 0.
Find three ordered pair solutions by completing the table. Then use the ordered pairs to graph the equation.y = 2x + 4
A.
B.
C.
D.