- #1

- 8

- 0

## Homework Statement

Differentiate:

[tex]y'''+ty''+y'+y'=0[/tex]

## Homework Equations

## The Attempt at a Solution

I tried to use this definition:

[tex](y')'=y''[/tex]

I'd be thankful, if somebody could show me the rules of differentiating y'.

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- Thread starter chrisdk
- Start date

- #1

- 8

- 0

Differentiate:

[tex]y'''+ty''+y'+y'=0[/tex]

I tried to use this definition:

[tex](y')'=y''[/tex]

I'd be thankful, if somebody could show me the rules of differentiating y'.

- #2

Dick

Science Advisor

Homework Helper

- 26,260

- 619

You've got it. (y')'=y'', (y'')'=y'''. Etc. Don't forget to use the product rule on ty''.

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