# Finite Math Examples

,

Step 1

Replace the variable with in the expression.

Step 2

Rewrite in terms of sines and cosines.

Step 3

Step 3.1

Cancel the common factor.

Step 3.2

Rewrite the expression.

Step 4

Subtract full rotations of until the angle is greater than or equal to and less than .

Step 5

The exact value of is .

Step 6

The expression contains a division by . The expression is undefined.

Undefined