Find the vertex of the parabola.y = x2 - 12x + 36
A. (6, 0)
B. (0, 6)
C. (-24, 0)
D. (36, 0)
E. (6, -24)
Answer: A
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State whether the relation is a function.This graph shows the speed of a car, in miles per hour (mph), at various times after a driver applies the brakes. 
A. It is a function. B. It is not a function.
Identify the graph of the equation as a parabola, hyperbola, ellipse, or circle.5y2 - 2x = 1
A. hyperbola B. circle C. ellipse D. parabola
Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.
A. line segment; 
B. ray; 
C. line; 
D. ray; 
Write as the sum and/or difference of logarithms. Express powers as factors.ln 
5/3, x > 2
A. 
ln (x2 + 11x - 18) - 
ln (x - 7)
B. 
ln (x + 9) + 
ln (x - 2) - 
ln (x - 7)
C. ln (x + 9) + ln (x - 2) + ln 5 - 10ln (x - 7) - ln 3
D. 5ln (x + 9) - 3ln (x - 2) - 
ln (x - 7)