Find all the complex roots. Leave your answers in polar form with the argument in degrees.The complex cube roots of -8i
A. 8(cos 90° + i sin 90°), 8(cos 210° + i sin 210°), 8(cos 330° + i sin 330°)
B. 512(cos 90° + i sin 90°), 512(cos 210° + i sin 210°), 512(cos 330° + i sin 330°)
C. 2(cos 90° + i sin 90°), 2(cos 210° + i sin 210°), 2(cos 330° + i sin 330°)
D. 2(cos 180° + i sin 180°), 2(cos 300° + i sin 300°), 2(cos 60° + i sin 60°)
Answer: C
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Evaluate the integral.
A. 
B. 9
C. 
D. 27
List all numbers from the given set B that are members of the given Real Number subset.B = {18, 
, -15, 0, 0.
, 
} Integers
A. 18, -15, 0, 
B. 18, -15, 0
C. 18, 0, 
D. 18, 0
Solve the problem.Andrea is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $240 for materials and equipment rental plus $45 per hour for labor. Company B gave an estimate of $300 for materials and equipment rental plus $30 per hour for labor. Create a cost equation for each company where y is the total cost of the landscaping and x is the number of hours of labor. Determine how many hours of labor will be required for the two companies to cost the same.
A. 7 hr B. 4 hr C. 8 hr D. 3 hr
Use the graph to provide an appropriate response. 
What was the average auto insurance rate for 2001 through 2002? Round this rate to the nearest dollar.
A. $720 B. $654 C. $944 D. $1307