Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.3
B. -0.3
C. 2.3
D. 0.1
Answer: D
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Find the formula for df-1/dx.f(x) = 
x + 
A. x - 
B. 
C. 4
D. 4x - 
A child has an infection and the doctor orders erythromycin drops 125 mg po q6h. The bottle states that the usual dosage is 30-50 mg/kg/day; 100 mg per 2.5 mL (dropperful). Calculate the maximum dosage for a child that weighs 32 lb. Does the doctor's order exceed the maximum recommended dosage?
A. 1600 mg/day; no B. 725 mg/dose; yes C. 725 mg/day; no D. 1600 mg/dose; yes
Provide an appropriate response.Solve the proportion: 
= 
A. 
B. 
C. 
D. 
Solve the problem.Find the exponential function f that models this data. Round the coefficients to the nearest hundredth.
A. f(x) = (0.98)(1.33)x B. f(x) = (1.14)(0.85)x C. f(x) = (0.85)(1.14)x D. f(x) = (1.33)(0.98)x