How To Solve For Domain Of A Function Algebraically. The domain calculator allows you to take a simple or complex function and find the domain in both interval and set notation instantly. Lets see an example below to understand this scenario.
Set it equal to zero and solve for x.
Subtract from both sides of the equation. Displaystyle f x sqrt frac x4 x-3 f x x3x4. F x x 4 x 3. X le -4 x 4 which corresponds to the interval.