At What Points Is the Given Function Continuous?
- $$f ( x , y ) = \sqrt { 2 x + 7 y }$$

question 249

Multiple Choice

At what points is the given function continuous?
- $$f ( x , y ) = \sqrt { 2 x + 7 y }$$

• A) All (x,y)
• B) All (x,y) such that \(2 x + 7 y \geq 0\)
• C) All \(( x , y )\) such that \(2 x + 7 y \neq 0\)
• D) All \(( x , y )\) such that \(x + y \geq 0\)