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Identify domain of f(x)=x2−1f\left(x\right)=\sqrt{x^2-1}f(x)=x2−1.
R-(-1,1)
(-1,1)
R-{1,-1}
Identify domain of f(x)=1−x2f\left(x\right)=\sqrt{1-x^2}f(x)=1−x2 .
R-(-1,1)
[-1,1]
Identify domain of f(x)=14−x2f\left(x\right)=\frac{1}{4-x^2}f(x)=4−x21.
R-{1,2}
R
R-{2,-2}
Identify domain of f(x)=14+x2f\left(x\right)=\frac{1}{4+x^2}f(x)=4+x21.
Identify domain of f(x)=11−xf\left(x\right)=\frac{1}{1-x}f(x)=1−x1.
R-{1}
R-{-1}
Identify domain of f(x)=x−5f\left(x\right)=\sqrt{x-5}f(x)=x−5.
[10,∞)
[5,∞)
Identify domain of f(x)=1−x2f\left(x\right)=1-x^2f(x)=1−x2.
Identify domain of f(x)=1xf(x)=\frac{1}{x}f(x)=x1.
R-{0}
Z-{0}
Identify domain of f(x)=11−x2f\left(x\right)=\frac{1}{1-x^2}f(x)=1−x21.
R-{1,2}
Identify domain of f(x)=x−1f\left(x\right)=\sqrt{x-1}f(x)=x−1.
[1,∞)
[-1,∞)
It is done.