What is the discriminant of the given equation?

x^2 - x - 2 = 0

A. 9

B. -7

C. 7

D. -9

Question

What is the discriminant of the given equation?

x^2 - x - 2 = 0


A. 9

B. -7

C. 7

D. -9

anonymous · Answer

@gabbyalicorn do you know the answer? Because if not, i'm going to have to ask you to leave.

anonymous · Answer

lol there are 2 mlps in here

gabbyalicorn · Answer

You know what...I am trying to see if I can help you. -_- But looks like you're good.

fluttershyk · Answer

yeah that's what I was gonna say I love MLP FIM

fluttershyk · Answer

ok after long thought I have figured out the answer to your difficult problem

anonymous · Answer

None of the values as shown makes the sum zero. X does not satisfy any values.

fluttershyk · Answer

exactly the answer is -1

anonymous · Answer

-1 is the answer but it's not shown ...as one of the 4 answers...so there u go!

anonymous · Answer

None of you get the medal. You can't just give me an answer if it's not one of the answer choices.

anonymous · Answer

You must have calculated something wrong.

fluttershyk · Answer

I will explain it 

x2-x-2=0
(x-2)*(x+1)=0
x-2=0
x+1=0
x=-1
here is a graph