Factor completely.8x2 - 48x + 72
A. 8(x - 3)2
B. 8(x + 3)2
C. (8x - 48)2
D. Prime
Answer: A
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Without graphing the function, determine its amplitude or period as requested.y = -3 sin 2xFind the amplitude.
A. 
B. 3
C. 
D. 
Write the sample space for the experiment. The queens are separated from a deck of standard playing cards and shuffled. One queen is randomly selected and its suit is recorded, and then a coin is tossed.
A. S = {(club, diamond, heart, spade, heads, tails)}
B. S = {(4, 2)}
C. S = {(heads, spade), (heads, club), (heads, heart), (heads, diamond), (tails, spade), (tails, club), 
(tails, diamond)}
D. S = {(spade, heads), (club, heads), (heart, heads), (diamond, heads), (spade, tails), (club, tails), 
(diamond, tails)}
Find all x-intercepts of the function.f(x) = (x - 4)2 + 3(x - 4) - 18
A. (-7, 0), (2, 0) B. (-6, 0), (1, 0) C. (-2, 0), (7, 0) D. (-1, 0), (6, 0)
Subtract.-4 - (-18)
A. -14 B. -4 C. 14 D. -22