Images 4X 2X

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4x 2x. 2x-x^2=7. (X-2)(X+2). 3x^-2/2-x^-2 / 3x^-2/2+x^-2 =. 2^X=3^X.
2x-x^2=7. (X-2)(X+2). 3x^-2/2-x^-2 / 3x^-2/2+x^-2 =. 2^X=3^X.

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