Create your own function in C that accepts one input parameter and returns a float number. The...

Question:

Functions in C:

A function in C is a group of statements that perform a specific task, every C program has at least one function, main(), but we can write our own functions.

When writing a function in a C program, it is good practice to create a function prototype that is declared before main, specifying the signature, in the form of <return type> <function name> <(function parameters)>, if we do not need the function to return anything, return type can be specified to void.

Functions are great tools that help reduce code redundancy, and significantly increase code readability and simplicity when used right.

Answer and Explanation: