Question

to find a function when do you use ≤ and < in a square root to the domain.
the square root of 4-x is 4>x
but for the square root of x-8 x≥8
whats the difference?

Answer 1

no

Answer 2

\[\sqrt{4-x}\] domain is \(4-x\geq 0\) or \(4\geq x\)

Answer 3

so when do you know what sign to use?

Answer 4

@satellite73