x^2-1=-49

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Solution for x^2-1=-49 equation: 



x^2-1=-49

We move all terms to the left:

x^2-1-(-49)=0

We add all the numbers together, and all the variables

x^2+48=0

a = 1; b = 0; c = +48;
Δ = b2-4ac
Δ = 02-4·1·48
Δ = -192
Delta is less than zero, so there is no solution for the equation

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