# Find the Domain and Range f(x) = square root of x+3

Set the radicand in greater than or equal to to find where the expression is defined.

Subtract from both sides of the inequality.

The domain is all values of that make the expression defined.

Interval Notation:

Set-Builder Notation:

The range of an even indexed radical starts at its starting point and extends to infinity.

Interval Notation:

Set-Builder Notation:

Determine the domain and range.

Domain:

Range:

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