# How do you use the discriminant to determine the numbers of solutions of the quadratic equation #x^2 + 6x - 7 = 0# and whether the solutions are real or complex?

##### 1 Answer

Feb 5, 2016

#### Answer:

see explanantion

#### Explanation:

Consider the following value for the discriminant: (d)

For your equation of:

The discriminant is:

As these are not complex they are real solutions