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