Express f(x) in complete factored form.f(x) = x4 + 61x2 + 900
A. f(x) = (x + 30i)4
B. f(x) = (x2 + 30i)(x2 - 30i)
C. f(x) = (x + 5i)(x - 5i)(x + 6i)(x - 6i)
D. f(x) = (x + i)(x - i)(x + 30i)(x - 30i)
Answer: C
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Find the difference.Subtract 37.7231 from 57.5454.
A. 19.8123 B. 19.8223 C. 20.8223 D. 19.7223
Find all cube roots of the complex number. Leave answers in trigonometric form.4 - 4i
A. 
cis 100°, 
cis 220°, 
cis 340°
B. 
cis 100°, 
cis 220°, 
cis 340°
C. 
cis 60°, 
cis 180°, 
cis 300°
D. 
cis 80°, 
cis 200°, 
cis 320°
Complete the horizontal analysis for the balance sheet. Round to the nearest tenth of a percent.
A. 39.1%, 28.4%, 8.4%, 25.0%, 20.7%, 32.4%, 22.0% B. 71.9%, 77.8%, 92.2%, 80.0%, 82.9%, 75.5%, 81.9% C. 28.1%, 22.2%, 7.8%, 20.0%, 17.1%, 24.5%, 18.1% D. 39.0%, 28.6%, 8.4%, 25.0%, 20.7%, 32.4%, 22.1%
Graph the feasible set of the system of linear inequalities.
A. 
B. 
C. 
D. 