Divide.

A.  - i
B.  - i
C.  - i
D.  + i


Answer: B

Mathematics

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Determine all critical points for the function.f(x) = x3 - 12x - 5

A. x = 2 B. x = -2 C. x = -2 and x = 2 D. x = -2, x = 0, and x = 2

Mathematics

Let A = {1, 3, 5, 7}B = {5, 6, 7, 8}C = {5, 8}D = {2, 5, 8}U = {1, 2, 3, 4, 5, 6, 7, 8}.Determine whether the statement is true or false.C ? D

A. False; C is not equal to D. B. True C. False; C is equal to D. D. False; D is a subset of C.

Mathematics

Find the real solutions of the equation.x4 - 26x2 + 25 = 0

A. {-26, 26} B. {-25, 25} C. {-5, 5} D. {-1, 1, -5, 5}

Mathematics

Use a graphing calculator to find the approximate location of all relative extrema.f(x) = 0.01x5 - x4 + x3 + 8x2 - 7x + 61

A. Relative maxima at x = -1.841 and x = 2.304; relative minima at x = 0.363 and x = 79.172 B. Relative maxima at x = -1.861 and x = 2.247; relative minima at x = 0.423 and x = 79.192 C. Relative maxima at x = -1.927 and x = 2.267; relative minima at x = 0.514 and x = 79.212 D. Relative maxima at x = -1.861 and x = 2.247; relative minimum at x = 0.423

Mathematics