Chapter3: Functions
Section3.7: Inverse Functions
Problem 2SE: Why do we restrict the domain of the function f(x)=x2 to find the function's inverse?
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Question
Transcribed Image Text:Describe the domain and range of the function.
f(x, y) = In(xy-1)
Domain:
○ {(x, y): x > 1, y > 1}
○ {(x, y); xy # 1}
○ {(x, y): xy > 1}
○ {(x, y): xy = 1}
z
O {(x, y): x is any real number, y is any real number}
Range:
O all real numbers
Ozz 1
Ozzo
O z # 0
O z>0
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