Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Answer: D
Mathematics
You might also like to view...
Divide and simplify.
÷ 
A. 
B. m + 4
C. m - 4
D. 
Mathematics
Solve the problem.A survey revealed that 36% of people are entertained by reading books, 26% are entertained by watching TV, and 12% are entertained by both books and TV. What is the probability that a person will be entertained by either books or TV? Express the answer as a percentage.
A. 62% B. 50% C. 12% D. 74%
Mathematics
Multiply or divide.(-12)(0.5)(-2)
A. -12 B. 6 C. 12 D. 24
Mathematics
Solve the equation. Express radicals in simplest form.
x2 + 
x - 
= 0
A. 
B. {-1}
C. 
D. ?
Mathematics