Solve the problem.The decay of 912 milligrams of an isotope is given by  where t is time in years. Find the amount left after 53 years. Round to the nearest milligram.

A. 217 mg
B. 434 mg
C. 428 mg
D. 899 mg


Answer: B

Mathematics

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What will be an ideal response?

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A. ? B. 0 C. -? D. 2

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A.

B.

C.

D.

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