Find the Domain and Range f(x)=(4x)/(7-x)

Math
Set the denominator in equal to to find where the expression is undefined.
Solve for .
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Subtract from both sides of the equation.
Multiply each term in by
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Multiply each term in by .
Multiply .
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Multiply by .
Multiply by .
Multiply by .
The domain is all values of that make the expression defined.
Interval Notation:
Set-Builder Notation:
The range is the set of all valid values. Use the graph to find the range.
Interval Notation:
Set-Builder Notation:
Determine the domain and range.
Domain:
Range:
Find the Domain and Range f(x)=(4x)/(7-x)

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