Find all cube roots of the complex number. Leave answers in trigonometric form.3 + 3i
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
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Evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Evaluate the integral.
A. - 
- 
tan-1
+ C
B. 
- 
tan-1
+ C
C. 
+ 
ln
+ C
D. 
+ 
tan-1
+ C
Mathematics
Write the statement in symbolic form.Let p: The outside humidity is low. q: The central humidifier is running. r: The air in the house is getting dry.It is false that if the air in the house is getting dry, then the central humidifier is not running.
A. ~ (r ? ~ q) B. ~ r ? ~ q C. ~ (r ? q) D. ~ (r ? ~ q)
Mathematics
Convert the polar equation to a rectangular equation.r2 sin 2? = 4
A. xy = 4 B. x2 + y2 = 4 C. y2 = 4 D. xy = 2
Mathematics