For the given complex number, determine the complex conjugate in trigonometric form.4

A.
B.
C. 4
D. 4


Answer: D

Mathematics

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Solve the problem.The expression 6.45t + 6.9 can be used to predict the average number of e-mail messages, in billions, each day in Country X, t years after 2000. Predict the average daily number of e-mails in Country X in the year 2,006.

A. 12,945.6 billion B. 45.6 billion C. 19.35 billion D. 31.8 billion

Mathematics

Graph the inequality.y ? -3x - 3

A.

B.

C.

D.

Mathematics

Solve the problem.An appliance store had monthly sales of $105,200 and spent 22% of it on freight costs. How much was not spent on freight costs?

A. $2314  B. $82,056  C. $23,144 D. $820,560 

Mathematics

Use the bar graph to find the requested probability.The bar graph shows the number of tickets sold each week by a theater for an acrobatic performance. If a ticket is randomly selected from all of tickets sold, what is the probability that it was a ticket bought in week 6?

A.
B.
C.
D.

Mathematics