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Rational functions in real life

By: David Anady

Rantional functions are cool because they can be used to solve a variety of problems that involve rates, times and work.

Defintion of a rational function.

a rational function is any function that can be defined by a rational fraction, which is an algebraic fraction such that both the numerator and the denominator are polynomials. Basically it is two polynomials divied by eachother.

What is a rational function?

Nurses and Doctors

Example 1

A rational function can be used to determine the concentration of a certain drug after a fixed amount of hours. Doctors constantly use rational functions to predict how fast patients will metabolize medication over time.

Equation

Farmers

Farmers use rational expressions to predict mositure by taking soul samples.

Example 2

Equation

Job Application

Job Applicatons

Aerospace engineers

Chemical engineers

Civil engineers

Environmental engineers

Mechanical engineers

Nuclear engineers

Petroleum engineers

Engineering technicians

Farming

Teacher

Nurses/ Doctors

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