$\"\"$

The conditions are $\"\"$ and $\"\"$ for all real numbers $\"\"$ .

$\"\"$ represents that the function is above $\"\"$ -axis.

$\"\"$ represents that the function is decreasing $\"\"$ .

Graph :

Graph the function such that all the conditions are satisfied.

$\"\"$

One such function satisfying the conditions is $\"\"$ .

$\"\"$

Graph of the function is

$\"\"$

One such function satisfying the conditions is $\"\"$ .