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X2+15X+2700=0
We add all the numbers together, and all the variables
X^2+15X+2700=0
a = 1; b = 15; c = +2700;
Δ = b2-4ac
Δ = 152-4·1·2700
Δ = -10575
Delta is less than zero, so there is no solution for the equation
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