9x^2+90=-1

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Solution for 9x^2+90=-1 equation: 



9x^2+90=-1

We move all terms to the left:

9x^2+90-(-1)=0

We add all the numbers together, and all the variables

9x^2+91=0

a = 9; b = 0; c = +91;
Δ = b2-4ac
Δ = 02-4·9·91
Δ = -3276
Delta is less than zero, so there is no solution for the equation

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