Perform the indicated operation. Write the result in the form a + bi.(- 
- 
i) + (
+ 
i)
A. 1 - 
i
B. 
+ 0i
C. - 
+ 2i
D. 
+ i
Answer: A
Mathematics
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Solve the right triangle. Use the rules for significant digits.
A. A = 34°, a ? 17, b ? 7.7 B. A = 24°, a ? 7.7, b ? 17 C. A = 34°, a ? 7.7, b ? 17 D. A = 24°, a ? 17, b ? 7.7
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Solve the problem.Sam estimates that if he leaves his car parked outside his office all day on a weekday, the chance that he will get a parking ticket is 20%. If Sam leaves his car parked outside his office all day next Tuesday, what is the chance that he will not get a parking ticket?
A. 80% B. 20% C. 4% D. -20%
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List the intercepts of the graph. 
A. (-5, 0) B. (0, 5) C. (0, -5) D. (5, 0)
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