# factoring an expression

Hello,

Is there a way to factor the following expression out

```
x^3+3*x
```

as

```
x^2*(x+3/x)
```

Thanks for your help.

add a comment

factoring an expression

asked **
2020-06-08 15:38:02 -0600
**

Anonymous

Hello,

Is there a way to factor the following expression out

```
x^3+3*x
```

as

```
x^2*(x+3/x)
```

Thanks for your help.

add a comment

1

I am not sure about the context, but you can do:

```
sage: (f/x^2).expand() * x^2
(x + 3/x)*x^2
```

Asked: **
2020-06-08 15:38:02 -0600
**

Seen: **36 times**

Last updated: **Jun 08 '20**

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