The amount A, in grams, of one radioactive substance remaining after t years is given by 
.
The amount B, in grams, of a second radioactive substance remaining after t years is given by 
.
When will the amounts remaining of each be the same? Round your answer to two decimal places if necessary.
?
A. After 3.01 years
B. After 14.14 years
C. After 0.46 years
D. After 15.23 years
Answer: B
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