Which of the following represents the domain and range of f(x)=x−−√fx=x? Domain: {x |x ∈ ℜ, x > 0}
Range: {y |y ∈ ℜ, y > 0}

Domain: {x |x ∈ ℜ, x ≥ 0}
Range: {y |y ∈ ℜ, y > 0}

Domain: {x |x ∈ ℜ, x ≥ 0}
Range: {y |y ∈ ℜ, y ≥ 0}

Domain: {x |x ∈ ℜ, x > 0}
Range: {y |y ∈ ℜ, y ≥ 0}