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10k^2+2k+2=-4
We move all terms to the left:
10k^2+2k+2-(-4)=0
We add all the numbers together, and all the variables
10k^2+2k+6=0
a = 10; b = 2; c = +6;
Δ = b2-4ac
Δ = 22-4·10·6
Δ = -236
Delta is less than zero, so there is no solution for the equation
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