# How do you find the x intercepts for #y=16+5x+(3/x)#?

##### 1 Answer

Jun 15, 2016

The x-intercepts are the points on the curve where

#### Explanation:

Multiply through by

And now we have a quadratic equation, and we know how to solve those. There are several methods, including factorisation, but my favourite is the quadratic formula.

Rearranging:

The quadratic formula applies to a quadratic equation in the form

In this case,