Find the Domain and Range of the Function $h ( x , y ) = \sqrt { 2 x - 9 y }$

question 54

Multiple Choice

Find the domain and range of the function $h ( x , y ) = \sqrt { 2 x - 9 y }$ .

• A)
• \[\begin{array} { l }
• D = \left\{ ( x , y ) \mid y \geq \frac { 9 } { 2 } x \right\} \\
• R = \{ z \mid 0 < z \}
• \end{array}\]
• B)
• \[\begin{array} { l }
• D = \left\{ ( x , y ) \mid y \leq \frac { 2 } { 9 } x \right\} \\
• R = \{ z \mid 0 < z \}
• \end{array}\]
• C)
• \[\begin{array} { l }
• D = \left\{ ( x , y ) \mid y \leq \frac { 2 } { 9 } x \right\} \\
• R = \{ z \mid 0 \leq z \}
• \end{array}\]
• \(\mathrm { d } .\)
• \[\begin{array} { l }
• D = \left\{ ( x , y ) \mid y \geq \frac { 9 } { 2 } x \right\} \\
• R = \{ z \mid 0 \leq z \}
• \end{array}\]

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