Math Problem Statement
a los 3,5 años de investigacion la masa es de 23kg, 6 años despues es de 20 kg ¿cual es la vida media de esta sustancia?¿cual es el porcentaje de decrecimiento por año, por decada y por mes? podemos usar la funcion y=k*a^x
Solution
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Math Problem Analysis
Mathematical Concepts
Exponential Decay
Half-Life
Percentage Decrease
Formulas
y = k * a^x
T_(1/2) = ln(0.5) / ln(a)
Annual Decrease: (1 - a) * 100%
Decadal Decrease: a^10 * 100%
Monthly Decrease: a^(1/12) * 100%
Theorems
Exponential Decay Theorem
Logarithmic Properties
Suitable Grade Level
Undergraduate Physics or Advanced High School Math
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