# How do you long divide # 3x^4 - x^3 - 3x^2 + 7x - 12 div x^2 - 4#?

##### 1 Answer

This is tricky to lay out by typing it, so I have hand written it and posted a photo below. The approach is exactly the same as 'normal' long division with numbers.

#### Explanation:

The tricky bit with this one is that there is an

I first knew I would need

It took

I won't walk through the rest of the calculation as slowly as I have so far, but hopefully the image will make it clear.

Apologies for the quality of the image.