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10m^2-5m=-3
We move all terms to the left:
10m^2-5m-(-3)=0
We add all the numbers together, and all the variables
10m^2-5m+3=0
a = 10; b = -5; c = +3;
Δ = b2-4ac
Δ = -52-4·10·3
Δ = -95
Delta is less than zero, so there is no solution for the equation
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