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Solve the Problem y=7000(2)−0.2t.y = 7000 ( 2 ) ^ { - 0.2 t }.

Question 197

Multiple Choice

Solve the problem.
-The amount of a radioactive substance present, in grams, at time t in months is given by the formula y=7000(2) −0.2t.y = 7000 ( 2 ) ^ { - 0.2 t }. Find the number Find the numberof grams present in 3 years. If necessary, round to three decimal places.


A) 4.761
B) 461.828
C) 4618.278
D) 47.608

Correct Answer:

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