Express the number in terms of i.-
A. -2
i
B. -7
i
C. 2
i
D. -14i
Answer: A
Mathematics
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Find the area of the shaded region.
A. 45 B. 27 C. 18 D. 36
Mathematics
Simplify the trigonometric expression by following the indicated direction.Factor and simplify: 
What will be an ideal response?
Mathematics
Use the information in the table to solve the problem. Write your answer as a fraction in lowest terms.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater.
Find the ratio of pollutant A to pollutant B.
A. 
B. 
C. 
D. 
Mathematics
Fill in the missing factor.x2 + 5x - 36 = (x - 4)( )
A. 4 - x B. x + 9 C. x - 9 D. x2 + 4
Mathematics