Find the mode or modes.86, 25, 86, 13, 25, 29, 56, 86
A. 25
B. 86
C. 42.5
D. 50.8
Answer: B
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Simplify by taking the roots of the numerator and the denominator. Assume all variables represent positive numbers.
A. 
B. 
C. 
D. 
Translate the verbal phrase into a mathematical expression. Use x to represent the unknown number.A number divided by 78
A. 78 + x
B. 
C. 78x
D. 78 - x
Solve the equation and check the solution.11x = 0
A. x = 0 B. x = 1 C. x = -11 D. x = 11
Find all the complex roots. Leave your answers in polar form with the argument in degrees.The complex fifth roots of -2i
A. 
(cos 45° + i sin 45°), 
(cos 117° + i sin 117°), 
(cos 189° + i sin 189°), 
(cos 261° + i sin 261°), 
B. 32(cos 54° + i sin 54°), 32(cos 126° + i sin 126°), 32(cos 198° + i sin 198°), 32(cos 270° + i sin 270°), 
C. 
(cos 54° + i sin 54°), 
(cos 126° + i sin 126°), 
(cos 198° + i sin 198°), 
(cos 270° + i sin 270°), 
D. 
(cos 54° + i sin 54°), 
(cos 126° + i sin 126°), 
(cos 198° + i sin 198°), 
(cos 270° + i sin 270°), 