F(x)=5x2/2+8

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Solution for F(x)=5x2/2+8 equation: 



(F)=5F^2/2+8

We move all terms to the left:

(F)-(5F^2/2+8)=0

We get rid of parentheses

-5F^2/2+F-8=0

We multiply all the terms by the denominator


-5F^2+F*2-8*2=0

We add all the numbers together, and all the variables

-5F^2+F*2-16=0

Wy multiply elements

-5F^2+2F-16=0

a = -5; b = 2; c = -16;
Δ = b2-4ac
Δ = 22-4·(-5)·(-16)
Δ = -316
Delta is less than zero, so there is no solution for the equation

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