Solve the problem.Suppose the amount of a radioactive element remaining in a sample of 100 milligrams after x years can be described by A(x) = 100e-0.01322x. How much is remaining after 33 years? Round the answer to the nearest hundredth of a milligram.
A. 43.63 milligrams
B. 64.64 milligrams
C. 154.69 milligrams
D. 0.65 milligrams
Answer: B
Mathematics
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A. True B. False
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Determine graphically the x-value when y = 6 in the given equation.6x - 5y = 12
A. 7;
B. -3;
C. -7;
D. 3;
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Simplify the expression using the products to powers rule.(-5a)3
A. -125a B. -15a3 C. -15a D. -125a3
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Solve the problem.Jay drove 316 kilometers at the average rate of 79 kilometers per hour. How long did the trip take?
A. 3 hr
B. 5 hr
C. 4 hr
D. 
hr
Mathematics