The Amount of Caffeine (In Milligrams) Left in an Adult

question 130

Multiple Choice

The amount of caffeine (in milligrams) left in an adult body t hours after drinking a 16 oz. coke is modeled by . What is the decay factor?

• A) 0.72
• B) 28
• C) 72
• D) 155
• E) 0.28

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Definitions:

Square Root Property

The square root property states that if \(x^2 = a\), then \(x = \pm\sqrt{a}\), assuming \(a\) is non-negative.

Complex Solutions

Solutions to equations that involve complex numbers, which include a real component and an imaginary component.

Real Solutions

Real solutions refer to the solutions of an equation that are real numbers, as opposed to complex or imaginary numbers.

Quadratic Equation

An equation of the form ax^2 + bx + c = 0, where a, b, and c are constants, and x is the variable.