Factor f(x) into linear factors given that k is a zero of f(x).f(x) = x3 - (4 + 2i)x2 + (-5 + 8i)x + 10i; k = 2i
A. f(x) = (x - 2i)(x + 1)(x - 5)
B. f(x) = (x - i)(x + 1)(x - 10)
C. f(x) = (x - 2i)(x - 1)(x + 5)
D. f(x) = (x + 2i)(x - 1)(x - 5)
Answer: A
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A. Negative B. Positive
Solve the problem.The formula C = 21d + 25 describes the total cost of renting a truck, where C is the total cost and d is the number of days the truck is rented. How many days can the truck be rented for $151?
A. 7 days B. 16 days C. 6 days D. 4 days
Solve.In 1996, an outbreak of a disease infected 18 people in a large community. By 1997, the number of those infected had grown to 32. Find an exponential growth function that fits the data. (Round decimals to three places.)
A. N(t) = 18e0.575t, where t is the number of years after 1996. B. N(t) = 18e0.575t, where t is the number of years after 1997. C. N(t) = 18e5.75t, where t is the number of years after 1997. D. N(t) = 18e5.75t, where t is the number of years after 1996.
Find the difference.0 - 12
A. -12 B. 0 C. 12 D. -11