Help.
-x^2 + 5x = 3 rearrange as
x^2 - 5x + 3 = 0
a = 1 b = -5 c = 3
So....the solutions are
-(-5) ± √ [ (-5)^2 - 4(1)(3) ]
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2(1)
5 ± √[ 25 - 12 ]
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2
5/2 ± √13/2
(-5i)(-3i) =
15i^2 =
15(-1) =
-15