Write the expression in the form a + bi.
A. 
- 
i
B. 
+ 
i
C. - 
- 
i
D. - 
+ 
i
Answer: B
Mathematics
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Provide an appropriate response. A group of printers were advertised in the Sunday supplement. The prices listed were $129, $275, $475, $139, $159, $210, $425, and $159. What was the median price of the printers?
A. $184.50 B. $210 C. $159 D. $246.50
Mathematics
Find the additive inverse.
A. - 
B. 
C. - 
D. 
Mathematics
Find the reciprocal.
A. x
B. 
C. 22
D. - 
Mathematics
Solve the problem.The length of a rectangle is 9 inches more than the width. The perimeter of the rectangle is 66 inches. Find the width of the rectangle.
A. 16 in. B. 21 in. C. 9 in. D. 12 in.
Mathematics