Question

Determine whether a relation is a function, as well as its domain and range: State the domain and range for the function f(x)=x^2+3

Answer 1

F(x) = x^2 + 3 is a function.
domain of f(x) = x^2 + 3 is all real numbers.
range is all real numbers greater or equal to 3.

Answer 2

Answer:

The domain of the function is

all real numbers.

The range of the function is

all numbers less than or equal to 2.

1. A

2. C