The function $\"\"$ .

Derivative of $\"\"$ is defined as $\"\"$ .

$\"\"$ .

The derivative of the given function

$\"\"$

Domain of the function $\"\"$ is $\"\"$ because it is a polynomial function

Domain of the function $\"\"$ is also $\"\"$ because it is a constant value.

$\"\"$

Domain of the function $\"\"$ is all real numbers.

Domain of the function $\"\"$ is also all real numbers.