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@douglas12 Quad equation?

I think so.

Use the quad formula :http://blogs.discovermagazine.com/loom/files/2008/07/quadratic.jpg

a:1
b:5
c:22

so is the answer B

to check, substitute
is (-2.5)^2 + 5(-2.5) + 22 = 0?
if yes, then you're right. if not, try again

No it's not 0