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t2+8=-10
We move all terms to the left:
t2+8-(-10)=0
We add all the numbers together, and all the variables
t^2+18=0
a = 1; b = 0; c = +18;
Δ = b2-4ac
Δ = 02-4·1·18
Δ = -72
Delta is less than zero, so there is no solution for the equation
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