SOLUTION: What is the discriminant of -8n^2+8n+6=8? and how many solutions does it have and what type are they?

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Question 700532: What is the discriminant of -8n^2+8n+6=8? and how many solutions does it have and what type are they?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
-8n%5E2%2B8n%2B6=8
-8n%5E2%2B8n%2B6-8=0
-8n%5E2%2B8n-2=0

the discriminant is b%5E2-4%2Aa%2Ac

8%5E2-4%2A%28-8%29%2A%28-2%29
64-4%2A%2816%29
64-64
0.......if discriminant is 0 means we only have one real solution

+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C-8x%5E2%2B8x-2%29+