Determine where the given function is concave up and where it is concave down. q(x) = 6x3 + 2x + 3
A. Concave up for all x
B. Concave down for all x
C. Concave up on (-?, 0), concave down on (0, ?)
D. Concave up on (0, ?), concave down on (-?, 0)
Answer: D
Mathematics
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? 1
+
? 1
A.
B.
C.
D.
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A. 60° B. Not enough information. C. 120° D. 90°
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Determine the domain of the expression. Write the domain in interval notation.
A. (-?, 6) ? (6, ?) B. (-?, 0) ? (0, ?) C. (-?, ?) D. (-?, -6 ) ? (-6 , ?)
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Match the graph to one of the listed functions.
A. f(x) = -x2 - 12x B. f(x) = x2 - 12 C. f(x) = -x2 - 12 D. f(x) = x2 - 12x
Mathematics