Describe the Domain and Range of the Function $f ( x , y ) = \sqrt { 49 - x ^ { 2 } - y ^ { 2 } }$

question 69

Multiple Choice

Describe the domain and range of the function. $f ( x , y ) = \sqrt { 49 - x ^ { 2 } - y ^ { 2 } }$

• A)domain: The disk \(x ^ { 2 } + y ^ { 2 } < 49\) range: The interval (0,7)
• B)domain: The disk \(x ^ { 2 } + y ^ { 2 } < 49\) range: The interval [0,7]
• C)domain: The disk \(x ^ { 2 } + y ^ { 2 } \leq 49\) range: The interval [0,7)
• D)domain: The disk \(x ^ { 2 } + y ^ { 2 } \leq 49\) range: The interval [0,7]
• E)domain: The disk \(x ^ { 2 } + y ^ { 2 } < 49\) range: The interval [0,7)

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