Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. all real numbers
B. {x| x ? 2}
C. {x | x ? 2}
D. 
Answer: D
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Solve the problem.The mathematical model C = 700x + 40,000 represents the cost in dollars a company has in manufacturing x items during a month. How many items were produced if costs reached $250,000?
A. 243 items B. 414 items C. 249,300 items D. 300 items
The label on a stock medication states that there are 75 mg of medication in 5 mL of solution. If the doctor's order is for 225 mg of medication, how many teaspoons of medication should be given?
A.
| 3 t |
B. 15 t
C. 1 t
D. 5 t
Provide an appropriate response.Solve: 
< 1
A. x < 3 or x > 5 B. x < -5 or x > -3 C. 3 < x < 5 D. -5 < x < -3
The table lists data that are exactly linear. (i) Find the slope-intercept form of the line that passes through these data points. (ii) Predict y when x = -1.5 and 4.6. 
A. y = -0.9x + 9; y = 7.65, y = 13.14 B. y = 0.9x + 9.9; y = 8.55, y = 14.04 C. y = -9.9x + 9.9; y = 4.95, y = 55.44 D. y = -0.9x + 9.9; y = 11.25, y = 5.76