Let f(x, y) = $4 - y ^ { 2 }$ (a) Evaluate $f ( - 1 , - 1 )$ .(b) Find the domain of f.(c) Find the range of f.

Name: Let f(x, y) = $4 - y ^ { 2 }$ (a) Evaluate $f ( - 1 , - 1 )$ .(b) Find the domain of f.(c) Find the range of f.
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The Answer of Let f(x, y) = $4 - y ^ { 2 }$ (a) Evaluate $f ( - 1 , - 1 )$ .(b) Find the domain of f.(c) Find the range of f.

Let F(x, Y) = 4−y24 - y ^ { 2 }4−y2

Let F(x, Y) = $4 - y ^ { 2 }$