Solve the equation.
- 
= 3
A. {-2}
B. {3, 8}
C. {2}
D. {2, 38}
Answer: D
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Solve the problem.The table below shows the number of people testing positive for a certain disease amongst those who do have the disease and amongst those who don't. Use the table to answer the question. 
What percentage of those that have the disease tested positive?
A. 89% B. 9.3% C. 91.1% D. 12%
Find the limit.
ln (z
)
A. ln 9
B. ln 3
C. 0
D. ln 
Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
?
If h(x, y) = f(x)g(y), where f is continuous on [a, b] and g is continuous on [c, d], then
?
where 
.
?
A. From the definition follows 
, so the statement is false.?
B. From the definition follows 
, so the statement is true.?
C. From the definition follows 
, so the statement is false.?
Find the distance d(P1, P2) between the points P1 and P2.P1 = (0, 10); P2 = (5, 10)
A. 5
B. 10
C. 25
D. 5