$\"\"$

The expression is $\"Syntax$ .

Apply trigonometric inverse property: $\"begin$ .

Apply trigonometric inverse property : $\"\"$ .

Let $\"\"$ , then $\"\"$ .

$\"Syntax$ .

$\"italic$

Substitute $\"\"$ and $\"\"$ in $\"\"$ .

$\"\"$ . $\"\"$

The algebraic expression for $\"Syntax$ is $\"\"$ , where $\"\"$ and $\"\"$ .