Solve the problem. The amount A (in g) remaining of a radioactive substance after time t (in years) is found by solving the equation dA+0.039A dt-0. If there are 250 grams of the substance initially, solve for A as a function of t. AA-e-0.039 +250 BA=250 in 0.039t A-250e0.039 A=250e-0.039

Solve the problem. The amount A (in g) remaining of a radioactive substance after time t (in years) is found by solving the equation dA+0.039A dt-0. If there are 250 grams of the substance initially, solve for A as a function of t. AA-e-0.039 +250 BA=250 in 0.039t A-250e0.039 A=250e-0.039

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter5: Exponential And Logarithmic Functions

Section5.2: Applications Of Exponential Functions

Problem 22E: Use a calculator to help solve each problem. Alcohol absorption In one individual, the percent of...

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Question

Solve the problem.
The amount A (in g) remaining of a radioactive substance after time t (in years) is found by solving the equation
dA+0.039A dt-0. If there are 250 grams of the substance initially, solve for A as a function of t.
A A=e-0.039t + 250
B) A 250 in 0.039t
A-250e0.039t
D) A=250e-0.039t

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