Real life is a real life example!
How much is a dime worth? x = 10 (cents)
a Television is a real life example of a Cube A dice is a real life example of a cube
Cytpolasm is an example of cytoplasm in real life: it does exist.
Stop signs are an example of an octagon.
You own a ski resort. In the winter, the amount of customers go up. In the summer, the amount of customers go down.
curent
An example of a real life exponential function in electronics is the voltage across a capacitor or inductor when excited through a resistor. Another example is the amplitude as a function of frequency of a signal passing through a filter, when past the -3db point.
y=x2
A real life example of the sine function could be a ferris wheel. People board the ride at the ground (sinusoidal axis) and the highest and lowest heights you reach on the ride would be the amplitudes of the graph.
A real world example of a cubic function might be the change in volume of a cube or sphere, depending on the change in the dimensions of a side or radius, respectively.
an assembly of molecules that function as a more or less stable whole and has the properties of life.
electricians use the Square Root function when connecting 3 way outlets with the electral current of an intel processor.
The current flowing through an electric circuit when you flick the switch on or off.
what is the meaning of function of art in your life?
An example of a constant function in real life is the speed limit on a particular road, where the speed limit remains the same throughout. Another example could be the price of a particular item at a store which does not change.
Drug abuse is a very damaging life style that can negatively affect the function of the brain. Alcohol for example (is essentially a drug but in liquid form), damages cognitive brain function with high doses of alcohol and even kill.