# How do you solve #-3/4x^2+4x-8<0# by graphing?

##### 1 Answer

Nov 5, 2017

Graph

#### Explanation:

Let

[Step1] First, you need to **complete the square**.

Its vertex is

[Step2] Determine the intercepts.

Put

However, there is no

negative.

graph{-3/4(x-8/3)^2-8/3 [-1, 6, -10, 2]}

Therefore, the domain for x that satisfies the given inequation is **any real number**.