- #1

ainster31

- 158

- 1

## Homework Statement

## Homework Equations

## The Attempt at a Solution

I'm not sure how to prove that it is zero. I don't see what I can do after the second last step.

You are using an out of date browser. It may not display this or other websites correctly.

You should upgrade or use an alternative browser.

You should upgrade or use an alternative browser.

- Thread starter ainster31
- Start date

- #1

ainster31

- 158

- 1

I'm not sure how to prove that it is zero. I don't see what I can do after the second last step.

- #2

arildno

Science Advisor

Homework Helper

Gold Member

Dearly Missed

- 10,089

- 135

What does sin(integer*pi) equal?

- #3

ainster31

- 158

- 1

What does sin(integer*pi) equal?

It's equal to zero.

Wow. My trigonometry is terrible.

Share:

- Last Post

- Replies
- 18

- Views
- 435

- Replies
- 12

- Views
- 399

- Last Post

- Replies
- 2

- Views
- 229

- Replies
- 1

- Views
- 601

- Last Post

- Replies
- 5

- Views
- 475

- Replies
- 9

- Views
- 187

- Replies
- 7

- Views
- 167

- Last Post

- Replies
- 4

- Views
- 321

- Last Post

- Replies
- 1

- Views
- 137

- Last Post

- Replies
- 10

- Views
- 288