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p2-12p=-76
We move all terms to the left:
p2-12p-(-76)=0
We add all the numbers together, and all the variables
p^2-12p+76=0
a = 1; b = -12; c = +76;
Δ = b2-4ac
Δ = -122-4·1·76
Δ = -160
Delta is less than zero, so there is no solution for the equation
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