$\"\"$

The trigonometric function is $\"\"$ .

The graph of the function $\"\"$ is the graph of $\"\"$ translated 2 units upward. \ \

Draw a coordinate plane.

Graph the two functions in the same axis.

Graph :

$\"graph$

Observe the graph of the functions :

Vertical shift is upward 2 units.

$\"\"$

Graph the functions $\"\"$ and $\"\"$ is :

$\"graph$

Vertical shift is upward 2 units.