Simplify the expression.-10-2
A. - 
B. 
C. - 
D. -64
Answer: A
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Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
A. 10.198 cm B. 52 cm C. 104 cm D. 13 cm
Find the linear function that is the best fit for the given data. Round decimal values to the nearest hundredth, if necessary.
A. y = 0.73x + 4.98 B. y = 0.53x + 4.88 C. y = 0.43x + 4.98 D. y = 0.63x + 4.88
Give the coordinates of the points shown on the graph. 
A. A = (7, 1), B = (2, -2) B. A = (1, 30), B = (2, -2) C. A = (7, 1), B = (-2, 2) D. A = (7, 2), B = (1, 2)
Find the center, radius, and intercepts of the circle.x2 + y2 + 4x - 2y - 6 = 0
A. (h, k) = (-2, 1), r = 
x-int: x = -2 ± 
; y-int: y = 1 ± 
B. (h, k) = (-2, 1), r = 
x-int: x = -2 + 
; y-int: y = 1 + 
C. (h, k) = (2, -1), r = 
x-int: x = -2 ± 
; y-int: y = 1 ± 
D. (h, k) = (-2, -1), r = 
x-int: x = -2 ± 2
; y-int: y = 1 ± 