In three to five sentences write the significance of function in showing real life
Answers
Answer:
Function is an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable). For example, the position of a planet is a function of time.
This relationship is commonly symbolized as y = f(x)
In the 'real-world,' functions are mathematical representations of many input-output situations. For example:
A soda, snack, or stamp machine
The user puts in money, punches a specific button, and a specific item drops into the output slot.
Circumference of a circle is a function of diameter.
Arm length is a function of height.
A car's efficiency in terms of miles per gallon of gasoline is a function. The car's efficiency may be a function of the car's design (including weight, tires, and aerodynamics), speed, temperature inside and outside of the car, and other factors.
A weekly salary is a function of the hourly pay rate and the number of hours worked.
Compound interest is a function of initial investment, interest rate, and time.
Supply and demand. As price goes up, demand goes down.
The length of a shadow is a function of its height and the time of day.
Doing income taxes. Each tax table inputs your income and outputs your tax, and that's a function.
Laying linoleum tile on a rectangular floor. The number of linoleum tiles you will need is a function of the length and width of your floor.
Going scuba diving. The water pressure is a continuous function of the depth.
Population is a function of time.
Postage cost is a function of weight and destination.
School grades are a function of hours of study.
Taxi fare is a function of distance.
The time to cook turkey is a function of its weight.
