Functions in mathematics

Hey folks, &#xA; Functions in maths is like a machine. A machine that takes an input, does something with that and produces an output. &#xA; Let&rsquo;s take a vending machine as an example. Let&rsquo;s assume that we don&rsquo;t need money to buy food from the machine. Just pressing a button will give us the food. &#xA; Here the vending machine is the function. It&rsquo;s output (food) depends on…