U^2-2u+2=u^2-2u-u+2

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Solution for U^2-2u+2=u^2-2u-u+2 equation: 



^2-2U+2=U^2-2U-U+2

We move all terms to the left:

^2-2U+2-(U^2-2U-U+2)=0

We add all the numbers together, and all the variables

-2U-(U^2-2U-U+2)=0

We get rid of parentheses

-U^2-2U+2U+U-2=0

We add all the numbers together, and all the variables

-1U^2+U-2=0

a = -1; b = 1; c = -2;
Δ = b2-4ac
Δ = 12-4·(-1)·(-2)
Δ = -7
Delta is less than zero, so there is no solution for the equation

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