Simplify the expression.
2 + 
A. - 
B. - 
C. 
D. - 
Answer: B
Mathematics
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Solve the equation.
- 
= 
A. {-9} B. {-16} C. {-8} D. {-15}
Mathematics
Solve the problem.The annual precipitation for one city is normally distributed with a mean of 289 inches and a standard deviation of 3.2 inches. In what percentage of years is the rainfall greater than 295.4 inches?
A. 5% B. 2.5% C. 34% D. 16%
Mathematics
Find the slope of the polar curve at the indicated point.r = -8 cos ? - 9 sin ?, ? = ?
A. - 
B. - 
C. 
D. 
Mathematics
Solve the problem.If the probability that an identified hurricane will make a direct hit on a certain stretch of beach is 
, what are the odds against a direct hit?
A. 1: 25 B. 25 : 1 C. 23 : 1 D. 24 : 1
Mathematics