Find two square roots for the complex number. Leave your answers in trigonometric form.
?
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Prove the identity.
= 
What will be an ideal response?
Divide.-2.76 ÷ 6
A. 0.46 B. 0.6 C. -0.6 D. -0.46
Solve the problem.The percent of U.S. households that access the Internet by dial-up is shown on the graph, where the year 2000 corresponds to 
Use the ordered pairs from the graph to write an equation to predict the percent of U.S. households that will access the Internet by dial-up in 2008. Round to the nearest percent. 
A. 35% B. 41% C. 53% D. 48%
Solve the problem.The sum of the measures of the angles in any triangle is 180 degrees. In triangle ABC, angles A and B have the same measure, while angle C is 144 degrees larger than each of the other two angles. Find the measure of angle C.
A. 12 degrees B. 24 degrees C. 168 degrees D. 156 degrees