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8p^2-7=-90
We move all terms to the left:
8p^2-7-(-90)=0
We add all the numbers together, and all the variables
8p^2+83=0
a = 8; b = 0; c = +83;
Δ = b2-4ac
Δ = 02-4·8·83
Δ = -2656
Delta is less than zero, so there is no solution for the equation
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