Add.6.74 + 7.647
A. 14.487
B. 15.397
C. 0.907
D. 14.387
Answer: D
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Provide an appropriate response.Convert 
radians to degrees.
Fill in the blank(s) with the appropriate word(s).
Find all the complex roots. Leave your answers in polar form with the argument in degrees.The complex fifth roots of -2i
A. 32(cos 54° + i sin 54°), 32(cos 126° + i sin 126°), 32(cos 198° + i sin 198°), 32(cos 270° + i sin 270°), 
B. 
(cos 54° + i sin 54°), 
(cos 126° + i sin 126°), 
(cos 198° + i sin 198°), 
(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 45° + i sin 45°), 
(cos 117° + i sin 117°), 
(cos 189° + i sin 189°), 
(cos 261° + i sin 261°), 
Round as indicated.23.7 to the nearest ten
A. 19 B. 21 C. 20
Simplify the radical.
A. 18
B. 10
C. 6
D. 60