Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whisky. If the level exceeds 1.5 units, a person is legally drunk. Find the rate of change of alcohol level with respect to time when x = 2 hours.
A. 0.87 units/hr
B. 1.92 units/hr
C. 0.99 units/hr
D. 1.23 units/hr
Answer: A
Mathematics
You might also like to view...
Use a calculator to find an approximate solution to the equation. Round your answer to the nearest thousandth.6n2 = -12n - 5
A. {-0.296, -0.704} B. {-1.592, -2.408} C. {-0.592, -1.408} D. {0.354, -2.354}
Mathematics
Find the greatest common factor.90 and 50
A. 2 B. 1 C. 5 D. 10
Mathematics
Use the graph of a known basic function and a combination of horizontal and vertical shifts to sketch the function.k(x) = 
+ 2
A. 
B. 
C. 
D. 
Mathematics
Factor out the greatest common factor.108m9 + 108m7 + 72m2
A. 36m2 (3m7 + 3m5 + 2) B. 36(3m9 + 3m7 + 2m2) C. m2(108m7 + 108m5 + 72) D. No common factor (except 1)
Mathematics