# What is the discriminant of #x^2-10x+25# and what does that mean?

##### 2 Answers

Jul 17, 2015

Solve y = x^2 - 10x + 25 = 0

#### Explanation:

D = b^2 - 4ac = 100 - 100 = 0.

There is a double root at

Jul 17, 2015

The discriminant is zero so there is only one real (as opposed to imaginary) solution for

#### Explanation:

The discriminant of a quadratic equation is

Discriminant

A discriminant of zero means there is only one real (as opposed to imaginary) solution for

Resource:

https://www.mathsisfun.com/algebra/quadratic-equation.html