Write the expression using exponents.9 ? 9 ? 9 ? 9 ? 9 ? 9
A. 96
B. 95
C. 54
D. 69
Answer: A
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Select the requested distribution.Which of the distributions is multimodal and approximately symmetric?
A. 
B. 
C. 
D. 
Factor the expression completely.
m
- 
m
(conservation of energy)
A. 
(mvi + mvf) (vi - vf)
B. Cannot be factored.
C. 
m(vi + vf) (vi - vf)
D. 
(mvi + vf) (vi - mvf)
A study asked 54 adults if they had taken art, biology, or cooking in school. According to the Venn diagram below, how many had taken
n(A)
A. 12 B. 9 C. 4 D. 17
Solve the problem.Suppose that a sales person observes that if an item is priced at $4 per item then 7 items are sold. If 5 items are sold for $6 per item then find an equation to model the number y of items sold for x dollars per item.
A. y = x + 3 B. y = x + 11 C. y = -x + 11 D. y = -x + 3