You use it on a daily basis:
You must calculate ad see if you have enough money to afford the monthly rent (if you do not own any property), groceries, and many other things. If you get a, I don't know, 10% raise, then you should calculate how much you gain per paycheck so you can keep it on a file or other sheet, if you do that kind of thing.
Mainly, math is a world-wide connecter that helps people communicate in a way civilized and sophisticated way.
an elevator
shopping, travel, measurements and money are the real life applications of real number system.
It's NOT
some application of trignomentry
Yes if it was not practical it was not there. You can see the real life use on this link http://www.intmath.com/Applications-differentiation/Applications-of-differentiation-intro.php
There are no real life applications of reciprocal functions
in real life what are applications of alanlytical geometry
Maths, Buiseness etc.
There are many examples of daily life applications of real numbers. Some of these examples include clocks and calendars.
none
they are no uses
What are the Applications of definite integrals in the real life?