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The half-life of a radioactive substance is 4 days. Determine the time that must pass until there is 25% of the substance remnaining.

The half-life of a radioactive substance is 4 days. Determine the time that must pass until there is 25% of the substance remnaining.

College Algebra
College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 29PT: A radiation safety officer is working with 112 grams of a radioactive substance. After 17 days,...
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3. Identify all the transformations in the following exponential function: y = 10x-B + 1 VT up1 nght8 by 4. Solve each of the following equations algebraically: a. 5x+2 = 3125 b. 23x-2 = 16* lag3125 = 272x-1 (V3)* = = 92x+5 C. d. (1) The half-life of a radioactive substance is 4 days. Determine the time that must pass until there is 25% of the substance remaining. 5.
Transcribed Image Text:3. Identify all the transformations in the following exponential function: y = 10x-B + 1 VT up1 nght8 by 4. Solve each of the following equations algebraically: a. 5x+2 = 3125 b. 23x-2 = 16* lag3125 = 272x-1 (V3)* = = 92x+5 C. d. (1) The half-life of a radioactive substance is 4 days. Determine the time that must pass until there is 25% of the substance remaining. 5.
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