The graph of ax2 + bx + c is given. Use this graph to solve ax2 + bx + c = 0, if possible.
A. -4
B. 0
C. -4, 4
D. 4
Answer: A
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Determine where the given function is concave up and where it is concave down. f(x) = x3 + 3x2 - x - 24
A. Concave down on (-?, -1) and (1, ?), concave up on (-1, 1) B. Concave up on (-?, -1), concave down on (-1, ?) C. Concave down for all x D. Concave up on (-1, ?), concave down on (-?, -1)
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Study the pattern shown here. When folded they will form cubes spelling MILE.
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Letter the pattern.
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A. 
B. 
C. 