Mark M. answered 10/23/16
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Mathematics Teacher - NCLB Highly Qualified
-v2 - 6v - 7 = 2
-v2 - 6v - 9 = 0 subtract 2 from both sides
v2 + 6x + 9 = 0 multiply both sides by -1
Can you determine the discriminant?
Mark M.
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10/23/16
Hannah M.
10/23/16