Find all cube roots of the complex number. Leave answers in trigonometric form.125
A. 5 cis 90°, 5 cis 210°, 5 cis 330°
B. 5 cis 0°, 5 cis 60°, 5 cis 120°
C. 5 cis 45°, 5 cis 165°, 5 cis 325°
D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Answer: D
Mathematics
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Find the indicated quantity.a3, when a17 = - 
, a28 = - 
A. - 
B. -7
C. 
D. - 
Mathematics
Use an integer to express the number.Mr. Voss increased his speed by 20 miles per hour.
A. -20 B. 20
Mathematics
Write as a percent. Round to the nearest hundredth of a percent when necessary.
A. 62.5% B. 23.75% C. 2.38% D. 237.5%
Mathematics
Perform the indicated operation or operations.
A. 1
B. - 
C. - 
D. 
Mathematics