Graph.
- 
= 1
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the inequality, giving its solution set in both interval and graph forms.5z - 2 > 4z - 8
A. [-6, ?)
B. (-10, ?)
C. (-?, -6]
D. (-6, ?)
Mathematics
Factor completely.8x2 - 2
A. (4x - 2)(2x + 1) B. (2x - 1)(4x + 2) C. 2(2x + 1)2 D. 2(2x - 1)(2x + 1)
Mathematics
Find the mean.Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age. Round your answer to one decimal place if necessary. 55 67 62 54 63 58 60 51 56
A. 57.2 B. 58.4 C. 58.0 D. 57.8
Mathematics
Solve.If the average cost per unit C(x) to produce x units of plywood is given by 
what is the cost per unit if 20 units of plywood are produced?
A. $1.50 B. $75.00 C. $21.43 D. $25.00
Mathematics