At What Points Is the Given Function Continuous?
- $$f ( x , y , z ) = \frac { z } { x ^ { 2 } + y ^ { 2 } - 5 }$$

question 141

Multiple Choice

At what points is the given function continuous?
- $$f ( x , y , z ) = \frac { z } { x ^ { 2 } + y ^ { 2 } - 5 }$$

• A) All \(( x , y , z )\) such that \(x ^ { 2 } + y ^ { 2 } \neq 0\)
• B) All \(( x , y , z )\) such that \(x ^ { 2 } + y ^ { 2 } \neq 5\)
• C) All \(( x , y , z )\)
• D) All \(( x , y , z )\) such that \(x ^ { 2 } + y ^ { 2 } \neq 25\)

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