- #1

- 107

- 0

Prove the identity:

sinA / (1+cosA) = tan (A/2).

Im going no where with this, please help?

sinA / (1+cosA) = tan (A/2).

Im going no where with this, please help?

- Thread starter brandon26
- Start date

- #1

- 107

- 0

Prove the identity:

sinA / (1+cosA) = tan (A/2).

Im going no where with this, please help?

sinA / (1+cosA) = tan (A/2).

Im going no where with this, please help?

- #2

Fermat

Homework Helper

- 872

- 1

use the double angle formula for cos2ø.

- #3

- 107

- 0

- #4

- 107

- 0

Problem solved...No need to reply

- Last Post

- Replies
- 1

- Views
- 1K

- Last Post

- Replies
- 2

- Views
- 1K

- Last Post

- Replies
- 1

- Views
- 668

- Last Post

- Replies
- 4

- Views
- 1K

- Last Post

- Replies
- 2

- Views
- 1K

- Last Post

- Replies
- 9

- Views
- 3K

- Last Post

- Replies
- 1

- Views
- 3K

- Last Post

- Replies
- 2

- Views
- 1K

- Last Post

- Replies
- 7

- Views
- 1K

- Last Post

- Replies
- 8

- Views
- 3K