What are the possible values of x in 8x2 + 4x = -1?

The possible values of x are:

We are given a quadratic equation by:

and we are asked to find the solution of this equation i.e the possible values of x for which this equation is true.

This equation could also be written in the form:

We will solve this equation by using the quadratic formula i.e. any quadratic equation of the form:

has a solution which is given by the formula

Here we have:

Hence, we have:

i.e. the possible values of x are:

explanation:

step-by-step explanation:

5

step-by-step explanation: