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
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For the given inequality, state the inequality that results when the specified operation is performed on both members.2 < 7Square both.
A. -4 > -49 B. 4 < 14 C. 4 < 49 D. 2 < 49
Answer the question.John goes to a building and stands 100 feet away. He measures the angle of elevation to the top of the building as 37°. He also measures the angle of elevation 100 feet away from a different building. It is the same. He concludes that the buildings are the same height. Is he right? Explain.
What will be an ideal response?
Simplify the expression.
A. - 
B. 
C. 
D. 
Find the limit, if it exists.
?
?
A. 5 B. 3 C. 4 D. The limit does not exist