Find the sum without the use of a number line.(-18 )+ (-6) + (-7) + (-7)
A. 10
B. -2
C. -38
D. 12
Answer: C
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Fill in the blank with one of the words or phrases listed below.
A(n) 
is the set of points in a plane such that the sum of the distances of those points from two fixed points is a constant.
A. circle B. ellipse C. radius D. hyperbola
Evaluate the polynomial function for the given value of the variable.Find P(-3): P(x) = -2x2 - 2x + 5
A. -7 B. -29 C. -17 D. -19
Factor completely.
What will be an ideal response?
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -3x2 + 24x + 144
A. Increasing on (-?, 0); decreasing on (0, -?) B. Increasing on (-4, ?); decreasing on (-?, -4) C. Increasing on (-?, -4); decreasing on (-4, -?) D. Increasing on (-?, 4); decreasing on (4, -?)