Answer the question.If f(x) = x2 + 3x + 3 and g(x) = 9x - 3, find (f ? g)(x).
A. 9x3 + 24x2 + 3x - 3
B. 9x3 - 24x2 - 18x - 9
C. 9x3 + 24x2 + 18x - 9
D. 81x2 - 27x + 3
Answer: C
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Find the limit.
A. 
B. 0
C. 1
D. ?
Graph the parabola and label the vertex. Find the y-intercept.y = 
x2 - 5
A. vertex (0, 5), y-intercept (0, 5)
B. vertex (0, 5), y-intercept (0, 5)
C. vertex (0, -5), y-intercept (0, -5)
D. vertex (0, -5), y-intercept (0, -5)
Write as a fraction or mixed number and write in simplest form..7.8
A. 7
B. 7
C. 7
D. 
Solve the problem.A wildlife researcher is monitoring a black bear that has a radio telemetry collar with a transmitting range of 18 miles. The researcher is in a research station with her receiver and tracking the bear's movements. If we put the origin of a coordinate system at the research station, what is the equation of all possible locations of the bear where the transmitter would be at its maximum range?
A. x2 + y2 = 324 B. x2 + y2 = 18 C. x2 + y2 = 36 D. x2 - y2 = 18