Estimate the product by first rounding each number so that there is one nonzero digit.3.308 × 3.01
A. 9
B. 90
C. 15
D. 0.9
Answer: A
Mathematics
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Verify the identity.csc 
= sec x
What will be an ideal response?
Mathematics
Divide.
A. x2 + x - 2 + 
B. x2 + x - 2 + 
C. x2 - x - 2 + 
D. x2 + x - 2 + 
Mathematics
Find the reciprocal of the number.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
The table shows, for some particular year, a listing of several income levels and, for each level, the proportion of the population in the level and the probability that a person in that level bought a new car during the year. Given that one of the people who bought a new car during that year is randomly selected, find the probability that that person was in the indicated income category. Round your answer to the nearest hundredth. 
$0 - $4,999
A. 0.03 B. 0.01 C. 0.02 D. 0.05
Mathematics