Perform the indicated operations and write the answer in the form 
where a and b are real numbers.
- 
A. - 
+ 
i
B. - 
- 
i
C. - 
+ 
i
D. - 
- 
i
Answer: D
Mathematics
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Use the line graph to answer the question.The line graph shows the 2001 sales data for the Big "D" company. 
Find the decrease in sales between month 3 to month 5.
A. $400 B. $2000 C. $1000 D. $4000
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Write the decimal as a fraction or mixed number in lowest terms.0.336
A. 
B. 
C. 
D. 
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Find the least common denominator (LCD).
, 
, 
A. 8(r + 7)2 B. 8(r + 7) C. r(r + 7)2 D. 8r(r + 7)2
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Solve: 
A. 
B. 
C. 
D. 
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