F(-5)=6x^2-4

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Solution for F(-5)=6x^2-4 equation: 



(-5)=6F^2-4

We move all terms to the left:

(-5)-(6F^2-4)=0

We add all the numbers together, and all the variables

-(6F^2-4)-5=0

We get rid of parentheses

-6F^2+4-5=0

We add all the numbers together, and all the variables

-6F^2-1=0

a = -6; b = 0; c = -1;
Δ = b2-4ac
Δ = 02-4·(-6)·(-1)
Δ = -24
Delta is less than zero, so there is no solution for the equation

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