write an exponential equation to represent the situation, and solve the equation to answer the question. Be sure to define your variable and show all of your work. 5. The half-life of a substance is 120 years. If there are currently 300 grams of the substance, when will 75 grams remain?
write an exponential equation to represent the situation, and solve the equation to answer the question. Be sure to define your variable and show all of your work. 5. The half-life of a substance is 120 years. If there are currently 300 grams of the substance, when will 75 grams remain?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 53E
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write an exponential equation to represent the situation, and solve the equation to answer the question. Be sure to define your variable and show all of your work.
5. The half-life of a substance is 120 years. If there are currently 300 grams of the substance, when will 75 grams remain?
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