SOLUTION: what is the domain of f(x)=sqrt(x+6)

Algebra.Com
Question 191222: what is the domain of f(x)=sqrt(x+6)
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
what is the domain of f(x)=sqrt(x+6)
--------------
In the Real Number System you cannot take the
square root of negative numbers. So you have
to have x+6 >=0
x >= -6
------------
Domain: All Real Numbers where x >= -6
=========================
Cheers,
Stan H.

RELATED QUESTIONS

consider f(x) = 15/sqrt(x+6) is f(x) a function? what is the domain of f(x)? (answered by robertb)
what is the domain of {{{f(x)= sqrt... (answered by josgarithmetic)
find the domain of the function f(x)=sqrt (x+8) what is the domain of... (answered by rapaljer)
Whaat is the domain of the function f(x) = sqrt... (answered by lwsshak3)
Suppose the domain of f is (-1,3). Define the function g by g(x) = f(sqrt(x)/sqrt(-x)). (answered by CPhill)
what is the domain and range of the inverse of the f(x)=... (answered by edjones)
what is the domain of the function f(x)=sqrt of... (answered by edjones)
What is the domain of sqrt(8-sqrt(8-x)) (answered by Fombitz)
What is the domain of the function f(x) = {{{ sqrt( 81-x^4 ) }}} (answered by Alan3354)