Represent the complex number graphically, and find the trigonometric form of the number.
?
12i
?
A. ?
B. ?
C. ?
D.
E. ?
Answer: D
Mathematics
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The population of White Oak decreased from 16,000 to 15,120. What was the percent of decrease in the population of the town?
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Multiply.-4x2(-2x4 - 5x2 - 4)
A. 8x6 - 5x2 - 4 B. 8x4 + 20x2 + 16 C. 8x6 + 20x4 + 16x2 D. 8x6 + 20x4
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Match the system of inequalities with the appropriate graph.2x + y ? 4 x - 1 ? 0
A. 
B. 
C. 
D. 
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Solve the problem.Going into the final exam, which will count as three tests, Jerome has test scores of 61, 72, 59, 75, and 77. What score does Jerome need on the final in order to earn a C, which requires an average of 70?
A. 75 B. 79 C. 72 D. 70
Mathematics