- #1

CinderBlockFist

- 86

- 0

(t^2)y' + 2ty = ((t^2)y)'

cause, on the left side I factor out a t, and i get t(ty'+2y) ...so do i have to learn partial derivatives in order to get from the left side to the right ?

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 CinderBlockFist
- Start date

- #1

CinderBlockFist

- 86

- 0

(t^2)y' + 2ty = ((t^2)y)'

cause, on the left side I factor out a t, and i get t(ty'+2y) ...so do i have to learn partial derivatives in order to get from the left side to the right ?

- #2

quantumdude

Staff Emeritus

Science Advisor

Gold Member

- 5,575

- 23

It's neither partial derivatives nor simple algebra. It's the Product Rule from Calculus I.

- #3

CinderBlockFist

- 86

- 0

Oh wow I feel stupid, I was searching my whole book. Thanks again.

Share:

- Replies
- 11

- Views
- 462

- Last Post

- Replies
- 4

- Views
- 373

- Replies
- 2

- Views
- 705

- Replies
- 7

- Views
- 1K

- Last Post

- Replies
- 14

- Views
- 505

- Replies
- 1

- Views
- 375

- Last Post

- Replies
- 5

- Views
- 528

- Replies
- 2

- Views
- 367

- Replies
- 7

- Views
- 393

- Last Post

- Replies
- 3

- Views
- 364