r2+18=17

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Solution for r2+18=17 equation: 



r2+18=17

We move all terms to the left:

r2+18-(17)=0

We add all the numbers together, and all the variables

r^2+1=0

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

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