## Example Questions

### Example Question #1 : How To Find The Period Of The Cosine

A function with period P will repeat on intervals of length P, and these intervals are referred to as periods.

Find the period of the function .     Explanation:

For the function the period is equal to or in this case which reduces to .

### Example Question #2 : How To Find The Period Of The Cosine

A function with period P will repeat on intervals of length P, and these intervals are referred to as periods.

Find the period of the function .     Explanation:

For the function the period is equal to or in this case which reduces to .

### Example Question #1 : How To Find The Period Of The Cosine

A function with period P will repeat on intervals of length P, and these intervals are referred to as periods.

Find the period of the function .     Explanation:

For the function the period is equal to or in this case which reduces to .

### Example Question #1 : How To Find The Period Of The Cosine

A function with period will repeat its solutions in intervals of length .

What is the period of the function ?      Explanation:

For a trigonometric function , the period is equal to . So, for  .

### Example Question #1 : How To Find The Period Of The Cosine

A function with period will repeat its solutions in intervals of length .

What is the period of the function ?      Explanation:

For a trigonometric function , the period is equal to . So, for  .

### Example Question #1 : How To Find The Period Of The Cosine

A function with period will repeat its solutions in intervals of length .

What is the period of the function ?      For a trigonometric function , the period is equal to . So, for  . 