# What is the equation of the tangent lines of #f(x) =-x^2+8x-4/x# at # f(x)=0#?

##### 1 Answer

Jul 28, 2018

Do the rest calculations

#### Explanation:

Given function:

Now, setting

Solving above equations, we get

Hence, the points where tangents are drawn are

Now, one can find out the equations of tangents at above three points by finding slopes at respective points

Hope it helps