Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = 2x4 + 5x3 + 10x2 + 20x + 8
A. f(x) = (2x + 1)(x + 2)(x + 2i)(x - 2i)
B. f(x) = (2x - 1)(x - 2)(x + 2)(x - 2)
C. f(x) = (2x - 1)(x - 2)(x + 2i)(x - 2i)
D. f(x) = (2x + 1)(x + 2)(x + 2)(x - 2)
Answer: A
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Find T, N, and B for the given space curve.r(t) = (t2 - 9)i + (2t - 5)j + 2k
A. T = 
i + 
j; N = 
i - 
j; B = -k
B. T = 
i + 
j; N = 
i - 
j; B = -k
C. T = 
i + 
j; N = 
i - 
j; B = k
D. T = 
i - 
j; N = - 
i - 
j; B = -k
A computer password is made up of five characters. Each character can be a capital letter (A through Z) or a digit (0 through 9).How many passwords have three letters and two digits?
A. 263 × 102 B. 10 × 263 × 102 C. 26 × 25 × 24 × 10 × 9 D. 3 × 263 × 102 E. none of these
Evaluate.
2 ? 
A. 
B. - 
C. 
D. - 
Write the sentence as an equation. Let the variable x represent the number.9 times the difference of a number and 10 yields 27.
A. 9(x + 10) = 27 B. 9(x - 10) = 27 C. 27(10 - x) = 9 D. 9x - 10 = 27