F(x)=5x^2-3x+7

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Solution for F(x)=5x^2-3x+7 equation: 



(F)=5F^2-3F+7

We move all terms to the left:

(F)-(5F^2-3F+7)=0

We get rid of parentheses

-5F^2+F+3F-7=0

We add all the numbers together, and all the variables

-5F^2+4F-7=0

a = -5; b = 4; c = -7;
Δ = b2-4ac
Δ = 42-4·(-5)·(-7)
Δ = -124
Delta is less than zero, so there is no solution for the equation

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