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3x*3x=9x^2
We move all terms to the left:
3x*3x-(9x^2)=0
determiningTheFunctionDomain -9x^2+3x*3x=0
Wy multiply elements
-9x^2+9x^2=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
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