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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Combine like terms.-8b + 3b
A. 5b B. -5b C. -11b D. -5b2
Mathematics
Evaluate using Table 1
Mathematics
Find the inverse, if it exists, for the matrix.
A. 
B. 
C. 
D. The inverse does not exist.
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Major axis vertical with length 14; length of minor axis = 6; center (0, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics