What tis the complete domain D and range R of the following multivariable functions: w(x,y)=1/(x(y-1))

Isa Trevino 2020-10-18 Answered
What tis the complete domain D and range R of the following multivariable functions: w(x,y)=1x(y1)
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un4t5o4v
Answered 2020-10-19 Author has 105 answers

w(x,y)=1x(y1)
denominator for rational function 0
So, x(y1)0
x0and(y1)0
x0andy1
Thus, D=R2[0,1]
The multivariable function w0 as x(y1)
But oo is not included in the domain.
Thus, 0 is excluded from the range for w(x,y).
Hence , R=R[0]

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