Perform the indicated operation. Write the result in standard form.(5 - 5i)3
A. -250 - 250i
B. -250 - 375i + i3
C. i3 + 375i2 - 375i + a3
D. -250 - 1126i
Answer: A
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Solve the problem.The average per-person annual consumption of hot dogs is shown in the table. Let C be the average per-person consumption of hot dogs at t years since 2002. C = 0.97t + 18.41 can be used to model the data.
What is the t-intercept and what does it mean in this situation?
A. (0, 18.41); In 2002 the average consumption was 18.41 hot dogs per-person. B. (-18.98,0); In 2002 the average consumption was 18.98 hot dogs per-person. C. (-18.98,0); In 1983 the average consumption was 0 hot dogs per-person. D. (0.05, 0); Each year the average consumption is increased by 0.05 hot dogs per person.
Identify the domain and the range of the relation from the graph.
A. Domain: [-8, ?) Range: (-?, ?) B. Domain: [8, ?) Range: (-?, ?) C. Domain: (-?, ?) Range: [8, ?) D. Domain: (-?, ?) Range: [-8, ?)
Solve the problem.The temperature at 5:00 was -3° C. Four hours later, it was -14° C. What was the change in temperature?
A. -17° C B. 11° C C. 17° C D. -11° C
Provide an appropriate response.- 
= 83Is this a linear equation?
A. No B. Yes