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Type: Multiple-Choice
Category: Exponents
Level: Grade 11
Standards: HSF-LE.B.5
Tags: HSF-LE.B.5
Author: HTPhysics
Created: 3 weeks ago

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Grade 11 Exponents CCSS: HSF-LE.B.5

Isabella is an oceanographer measuring oil spill dispersion. The surface oil is modeled by [math]O(t) = 400e^(-0.045t)[/math], with t in days. Stormy weather speeds up the dispersion. Which function fits stormy weather?
  1. [math]O(t) = 400e^(-0.038t)[/math]
  2. [math]O(t) = 400e^(-0.051t)[/math]
  3. [math]O(t) = 390e^(-0.045t)[/math]
  4. [math]O(t) = 410e^(-0.045t)[/math]
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