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2p^2-p+8=7
We move all terms to the left:
2p^2-p+8-(7)=0
We add all the numbers together, and all the variables
2p^2-1p+1=0
a = 2; b = -1; c = +1;
Δ = b2-4ac
Δ = -12-4·2·1
Δ = -7
Delta is less than zero, so there is no solution for the equation
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