Solve the equation in the complex number system.x3 - 27i = 0
A. 1, -1, -i
B. 3(cos 60° + i sin 60°), 3(cos 180° + i sin 180°), 3(cos 300° + i sin 300°)
C. 3(cos 0° + i sin 0°), 3(cos 120° + i sin 120°), 3(cos 240 + i sin 240°)
D. 3(cos 30° + i sin 30°), 3(cos 150° + i sin 150°), 3(cos 270° + i sin 270°)
Answer: D
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= 
+ 8
What will be an ideal response?
Solve the problem.How long will it take for $7200 to grow to $31,600 at an interest rate of 1.6% if the interest is compounded continuously? Round the number of years to the nearest hundredth.
A. 92.44 yr B. 9.24 yr C. 9244.23 yr D. 0.92 yr
Find the slope of the line through the given pair of points.(
, -2) and (0.44, -2)
A. 
- 0.44
B. 0.44 - 
C. 0
D. undefined
Graph the solution set of the system of inequalities or indicate that the system has no solution.x + 2y ? 2 x - y ? 0
A. 
B. 
C. 
D. 