F(x)=7.5x^2-x+3.4

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Solution for F(x)=7.5x^2-x+3.4 equation: 



(F)=7.5F^2-F+3.4

We move all terms to the left:

(F)-(7.5F^2-F+3.4)=0

We get rid of parentheses

-7.5F^2+F+F-3.4=0

We add all the numbers together, and all the variables

-7.5F^2+2F-3.4=0

a = -7.5; b = 2; c = -3.4;
Δ = b2-4ac
Δ = 22-4·(-7.5)·(-3.4)
Δ = -98
Delta is less than zero, so there is no solution for the equation

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