Find all cube roots of the complex number. Leave answers in trigonometric form.-125
A. 5 cis 180°, 5 cis 0°
B. 5 cis 60°, 5 cis 180°, 5 cis 300°
C. 5 cis 120°, 5 cis 180°, 5 cis 300°
D. 5 cis 30°, 5 cis 150°, 5 cis 270°
Answer: B
Mathematics
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Perform the indicated operation by hand.3.3 + 8.972
A. -5.672 B. 5.672 C. 12.372 D. 12.272
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Determine the standard equation of the ellipse described.Center at (4, 5); focus at (9, 5); vertex at (11, 5).
A. 
+ 
= 1
B. 
- 
= 1
C. 
+ 
= 2
D. 
+ 
= 1
Mathematics
Solve the problem.What is the rate on an investment that doubles $2520 in 17 years? Assume interest is compounded quarterly.
A. 4.1% B. 5.1% C. 3.1% D. 2.0%
Mathematics
Find the measure of the requested angle.What is the measure of the angle that is supplementary to 133°?
A. 227° B. 137° C. 133° D. 47°
Mathematics