# What are all the possible rational zeros for #f(x)=4x^3+7x^2-11x-18# and how do you find all zeros?

##### 1 Answer

Oct 4, 2017

#### Answer:

**Zeros are**

#### Explanation:

leading coefficient is

factors of

Possible rational zeros are

```
-2 | (4) ---- (7) ----- (-11) --- (-18)
| ----- (-8) ------ (2) ---- (18)
|(4) ----- ( -1) ----- ( -9) ---- (0)
```

So

Let

Discriminant

Hence zeros are

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