F(x)=2(x-2)2-4

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



(F)=2(F-2)2-4

We move all terms to the left:

(F)-(2(F-2)2-4)=0



We calculate terms in parentheses: -(2(F-2)2-4), so:

2(F-2)2-4

We multiply parentheses

4F-8-4

We add all the numbers together, and all the variables

4F-12

Back to the equation:

-(4F-12)



We get rid of parentheses

F-4F+12=0

We add all the numbers together, and all the variables

-3F+12=0

We move all terms containing F to the left, all other terms to the right

-3F=-12

F=-12/-3

F=+4

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