Solve.Let f(x) = x2 + 14x + 49. Find x so that f(x) = 16.

A. -11, -3
B. 7
C. -3
D. 11

Answer: A

Mathematics

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Evaluate.

A. 840 B. 2520 C. 210 D. 35

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Evaluate.(-6)5

A. 7776 B. 216 C. -7776 D. -1296

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Set up the initial simplex tableau for the given linear programming problem.Maximize35x1?+ 34x2 subject to12x1?+ 8x2 ? 435x1?+ 7x2? 35x1?+ 12x2? 37and x1 ? 0, x2 ? 0

A. x1  x2  x3  x4  x5  M

B. x1  x2  x3  x4  x5  M

C. x1  x2  x3  x4  x5  

D. x1  x2  x3  x4  x5  M

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Mathematics

The polynomial is given in one of the three forms: standard, root, or factored. Change it to the specified form. f(x) = -4x2 + 4x + 80; write in root form

A. f(x) = 4(x - 5)(x + 4)
B. f(x) = -4(x - 5)(x + 4)
C. f(x) = - (x - 5)(x + 4)
D. f(x) = -4(x + 5)(x - 4)

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Mathematics