Find all cube roots of the complex number. Leave answers in trigonometric form.4 - 4i
A. 
cis 100°, 
cis 220°, 
cis 340°
B. 
cis 60°, 
cis 180°, 
cis 300°
C. 
cis 80°, 
cis 200°, 
cis 320°
D. 
cis 100°, 
cis 220°, 
cis 340°
Answer: D
Mathematics
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Combine like terms.-3x - 4x - 9x
A. -16 B. -16 + x C. -7x - 9x D. -16x
Mathematics
Provide an appropriate response.The amount of markdown divided by the original selling price is the markdown percent.
A. True B. False
Mathematics
Solve the problem.Let f(x) = 5(2z - 1)-1 and g(x) = 2(2z - 1)-2. Find all x such that f(x) + g(x) = -2.
A. - 
, 0
B. - 
, - 
C. - 
, 
D. -2, - 
Mathematics
Rationalize the denominator. Assume variables represent non-negative values.
A. 11
B. 
C. 36
D. 
Mathematics