Determine whether B is the inverse of A.A = 
, B = 
A. Yes
B. No
Answer: A
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Solve the problem.The amount of alcohol in the bloodstream, A, declines at a rate proportional to the amount, that is, 
. If 
for a particular person, how long will it take for his alcohol concentration to decrease from 0.10% to 0.05%? Give your answer to the nearest tenth of an hour.
A. 2.3 hr B. 1.2 hr C. 1.7 hr D. 0.4 hr
The figure shows the graph of a function. At the given value of x, does the function appear to be differentiable, continuous but not differentiable, or neither continuous nor differentiable?x = 0
A. Differentiable B. Continuous but not differentiable C. Neither continuous nor differentiable
Find one solution graphically and then find the remaining solutions using synthetic division.3x4 + 2x3 - 76x2 - 50x + 25 = 0
A. 5, -1, 
B. -5, 5, -1, 
C. 5, -5, 1, - 
D. 5, -5, 1, -1
Perform the indicated operation.0.73 - 0.23
A. 0.1679 B. -0.96 C. 0.5 D. -0.86