f2+5=1

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Solution for f2+5=1 equation: 



f2+5=1

We move all terms to the left:

f2+5-(1)=0

We add all the numbers together, and all the variables

f^2+4=0

a = 1; b = 0; c = +4;
Δ = b2-4ac
Δ = 02-4·1·4
Δ = -16
Delta is less than zero, so there is no solution for the equation

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