Determine Where the Function $f ( x , y ) = \frac { 6 x y } { 9 x + 4 y - 1 }$

question 100

Multiple Choice

Determine where the function $f ( x , y ) = \frac { 6 x y } { 9 x + 4 y - 1 }$ is continuous.

• A) \(\{ ( x , y ) \mid 9 x + 4 y \neq 1 \}\)
• B) \(\{ ( x , y ) \mid 9 x + 4 y < 1 \}\)
• C) \(\{ ( x , y ) \mid 9 x + 4 y > 1 \}\)
• D) \(\{ ( x , y ) \mid 9 x + 4 y = 1 \}\)

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