Determine whether the function is odd, even, or neither.f(x) = -2x3 + 4x
A. Even
B. Neither
C. Odd
Answer: C
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Express the rational number as a decimal.
A. 0.125 B. 0.875 C. 7.125 D. 0.1875
Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = 0; local maximum at x = 2; concave up on (0, ?); concave down on (-?, 0) B. Local minimum at x = 2; local maximum at x = 0; concave up on (0, ?); concave down on (-?, 0) C. Local minimum at x = 0; local maximum at x = 2; concave down on (0, ?); concave up on (-?, 0) D. Local minimum at x = 2; local maximum at x = 0; concave down on (0, ?); concave up on (-?, 0)
Multiply.16.23 × 0.0048
A. 0.077904 B. 0.067904 C. 0.087904 D. 0.177904
Perform the indicated operations and write the result in standard form.(5 + i)2 - (6 - i)2
A. -11 + 22i B. -11 - 22i C. 11 + 22i D. -33