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# Algebra Examples

Step 1

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

Step 2

Add to both sides of the inequality.

Step 3

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

Interval Notation:

Set-Builder Notation:

Step 4

The range is the set of all valid values. Use the graph to find the range.

Interval Notation:

Set-Builder Notation:

Step 5

Determine the domain and range.

Domain:

Range:

Step 6