Plot the complex number.2
- 2
i 
A. 
B. 
C. 
D. 
Answer: B
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Find the requested value.
{6x + 6 if x ? 04 - 3x if 0 < x < 3x if x ? 3
A. 4 B. -8 C. 3 D. 30
Solve the inequality and graph the solution set.
< 1
A. 
B. 
C. 
D. 
Solve the problem.Two phone companies compete for customers in a city. Company 1 retains 3/4 of its customers and loses 1/4 of its customers to Company 2. Company 2 retains 5/6 of its customers and loses 1/6 to Company 1. If we represent the fraction of the market held last year by 
, where a is the number the that Company 1 had last year and b is the number that Company 2 had last year, then the number that each company will have this year can be found by the following matrix equation. 
= 
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If Company 1 has A = 90,000 customers and Company 2 has B = 198,000 customers this year, how many customers did Company 1 have last year?
A. 76,000 customers
B. 222,000 customers
C. 216,000 customers
D. 72,000 customers
Solve the problem.The Cool Company determines that the supply function for its basic air conditioning unit is 
and that its demand function is 
, where p is the price. Determine the price for which the supply equals the demand.
A. $22.36 B. $22.86 C. $21.36 D. $21.86