Solve the Problem $\mathrm { A } = \mathrm { A } _ { \mathrm { O } } \mathrm { e } ^ { - 0.0099 \mathrm { x } }$

question 391

Multiple Choice

Solve the problem.
-The functio $\mathrm { A } = \mathrm { A } _ { \mathrm { O } } \mathrm { e } ^ { - 0.0099 \mathrm { x } }$ models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 500 pounds of the
Material are initially put into the vault, how many pounds will be left after 80 years?

• A) 286 pounds
• B) 273 pounds
• C) 226 pounds
• D) 219 pounds

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Definitions:

Cerebral Cortex

The outer layer of brain tissue, crucial for complex cognitive functions such as thought, memory, consciousness, and language.

Prefrontal Cortex

The front part of the frontal lobe of the brain, key in decision making, social behavior, and personality expression.

Association Areas

Regions of the brain that integrate information from different sensory inputs and are involved in complex processes such as learning, language, and decision-making.

Formulate Plans

The process of creating strategies or outlining actions to achieve specific goals.