Answer:
Domain: all real value
Range: [tex]f(x)\geq 2[/tex]
Step-by-step explanation:
Domain:
For all x belong to R:
There exist f(x)=x^2+2 such that f(x) belong to R
Range:
For all x belong to R:
[tex]x^{2} \geq 0\\x^{2} +2\geq 2\\f(x)\geq 0\\\\[/tex]
