F(2.5)=2x2-3x+7

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Solution for F(2.5)=2x2-3x+7 equation: 



(2.5)=2F^2-3F+7

We move all terms to the left:

(2.5)-(2F^2-3F+7)=0

We add all the numbers together, and all the variables

-(2F^2-3F+7)+2.5=0

We get rid of parentheses

-2F^2+3F-7+2.5=0

We add all the numbers together, and all the variables

-2F^2+3F-4.5=0

a = -2; b = 3; c = -4.5;
Δ = b2-4ac
Δ = 32-4·(-2)·(-4.5)
Δ = -27
Delta is less than zero, so there is no solution for the equation

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