Use the center, vertices, and asymptotes to graph the hyperbola.(x + 2)2 - 4(y - 1)2 = 4 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write the numbers in numerical order, smallest to largest.9, -11, 23, -20, 1
A. 1, 9, 11, 20, 23 B. -20, -11, 1, 9, 23 C. 23, 9, 1, -11, -20 D. -11, -20, 1, 9, 23
Mathematics
Graph the numbers on the real number line.x ? 3
A. 
B. 
C. 
D. 
Mathematics
Graph the function. State the amplitude, period, and phase shift.y = -2
sin x - 2
cos x
x-scale = 
y-scale = 2
A. Amplitude 4, period 2?, phase shift 
x-scale =  | y-scale = 2 |
B. Amplitude 4, period ?, phase shift -
x-scale =  | y-scale = 2 |
C. Amplitude 2, period 2?, phase shift
x-scale =  | y-scale = 2 |
D. Amplitude 4, period 2?, phase shift -
x-scale =  | y-scale = 2 |
Mathematics
Add or subtract by first simplifying each radical (if needed) and then combining any like radical terms.
- 4
A. -3
B. 4
C. -3
D. 3
Mathematics