Determine the vertex of the graph of f.f(x) = 2(x - 6)2 - 1
A. (6, -1)
B. (-6, -1)
C. (-1, 6)
D. (1, -6)
Answer: A
Mathematics
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Use quadratic regression to model the following data. Round your answers to two decimal places, if necessary. ? x 0 10 12 23 31 y 4 12 18 11 3?
A. ?
B. ?
C. ?
D. 
Mathematics
Specify the domain of the function.f(x) = 
A. All real numbers
B. x ? 5
C. x ? 5
D. x > 
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Divide.4.87 ÷ 0.073 (Round to the nearest hundredths when necessary.)
A. 66.71 B. 6.67 C. 6.72 D. 67.21
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Set the viewing rectangle of your graphing calculator to 
by 
to solve the problem.Graph the following set of parametric equations for 0 ? t ? 2? and identify the letter of the alphabet that the graph resembles.x1 = -1 + 1.8 cos(0.5t),y1 = -1 - 2.25 sin(0.5t)x2 = 0.8,y2 = -1 + 
A. b B. r C. d D. J
Mathematics