1/2*(x*x)=128

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Solution for 1/2*(x*x)=128 equation: 



1/2(x*x)=128

We move all terms to the left:

1/2(x*x)-(128)=0



Domain of the equation: 2(x*x)!=0

x∈R



We add all the numbers together, and all the variables

1/2(+x*x)-128=0

We multiply all the terms by the denominator


-128*2(+x*x)+1=0

Wy multiply elements

-256x^2(++1=0

We use the square of the difference formula

-256x^2(+1=0

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