SOLUTION: List the domain for the function f(x) = x2 - 4 Question options: {x | x is a real number} {x | x > 0} {y | y > -4} {y | y is a real number}

Algebra ->  Functions -> SOLUTION: List the domain for the function f(x) = x2 - 4 Question options: {x | x is a real number} {x | x > 0} {y | y > -4} {y | y is a real number}       Log On


   

Question 621017: List the domain for the function f(x) = x2 - 4
Question options:

{x | x is a real number}

{x | x > 0}

{y | y > -4}

{y | y is a real number}
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You can plug in any real number so the domain is

{x | x is a real number}

{x | x > 0}

{y | y > -4}

{y | y is a real number}