Simplify the complex fraction.
A. 7 - a2
B. 7
C. 
D. 
Answer: D
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Find the average value of 
over the given region.
+ z2 over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 162 B. 81 C. 9 D. 243
Provide an appropriate response.A vertical analysis of a balance sheet shows the ratio of each item on the balance sheet to the:
A. owner's equity B. current liabilities C. total assets D. current assets
Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.5 + 3 = 3 + 5
A. Identity B. Commutative C. Associative D. Distributive
Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438 B. 0.487 C. 0.91 D. 0.856