# Keyword Analysis & Research: domain calculator

## Keyword Research: People who searched domain calculator also searched

What is domain calculus?

domain calculus. A form of relational calculus in which scalar variables take values drawn from a given domain. Examples of the domain calculus are ILL, FQL, DEDUCE and the well known Query By Example (QBE).

How do you calculate the domain of a function?

For this type of function, the domain is all real numbers. A function with a fraction with a variable in the denominator. To find the domain of this type of function, set the bottom equal to zero and exclude the x value you find when you solve the equation. A function with a variable inside a radical sign.

How do you find the domain of an equation?

In order to find the domain of a function, you'll need to list all the possible numbers that would satisfy the function, or all the "x" values. Rewrite the equation, replacing f(x) with y. This puts the equation in standard form and makes it easier to deal with.