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-0.5x^2+0x=+8
We move all terms to the left:
-0.5x^2+0x-(+8)=0
We add all the numbers together, and all the variables
-0.5x^2+0x-8=0
We add all the numbers together, and all the variables
-0.5x^2+x-8=0
a = -0.5; b = 1; c = -8;
Δ = b2-4ac
Δ = 12-4·(-0.5)·(-8)
Δ = -15
Delta is less than zero, so there is no solution for the equation
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