1/rootx-5 +2
Find domain and rane
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Answer:
the radicand in
√
x
−
5
greater than or equal to
0
to find where the expression is defined.
x
−
5
≥
0
Add
5
to both sides of the inequality.
x
≥
5
The domain is all values of
x
that make the expression defined.
Interval Notation:
[
5
,
∞
)
Set-Builder Notation:
{
x
|
x
≥
5
}
The range of an even indexed radical starts at its starting point
(
5
,
0
)
and extends to infinity.
Interval Notation:
[
0
,
∞
)
Set-Builder Notation:
{
y
|
y
≥
0
}
Determine the domain and range.
Domain:
[
5
,
∞
)
,
{
x
|
x
≥
5
}
Range:
[
0
,
∞
)
,
{
y
|
y
≥
0
}
Step-by-step explanation:
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