Find the zeros of f(x), given that one zero is k.f(x) = x4 - 6x3 + 3x2 + 24x - 28
k = 2
A. ±2, 3 ± 
B. ±2, -3 ± 2i
C. ±2, 3 ± 2i
D. ±2, -3 ± 
i
Answer: A
Mathematics
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A. cos (-7?6 e-?7) B. cos e-?7 C. (-7?6 e-?7) cos e-?7 D. 7?6cos e-?7
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Use scientific notation to perform the following operations. Leave your answer in scientific notation form.
A. 3.0 × 101 B. 3.0 × 106 C. 3.0 × 108 D. 3.0 × 107
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Solve the problem. Where appropriate, round to the nearest tenth of a percent.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 31 questions correct. What was the percent increase?
A. 76% B. 6% C. 24% D. 19.4%
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Evaluate the trigonometric function for the given value of t.cos t, t = 
A. - 
B. 
C. - 
D. 
Mathematics