👉 Learn how to graph the reciprocal function. A reciprocal function is a rational function whose expression of the variable is in the denominator. A reciprocal function is of the form f(x) = a / (x + ...

👉 Learn how to evaluate a function and for any given value. For any function, f(x), x is called the input value or the argument of the function. To evaluate a function, all we have to do is to change ...