What is the range of the function y=x+7?

Sep 2, 2017

$y \in \mathbb{R}$

Explanation:

$\text{the function y is defined for all real values of x}$

$\text{that is for all real values of x, y has all real values}$

$\Rightarrow \text{range is } y \in \mathbb{R}$