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[tex]x(x^{2} +2x +4) -( x^{2} +2x + 4) . 2=0[/tex]

Answer :

SILIROBERT15GO

We have:

[tex]x(x^{2} +2x+4) - (x^{2} +2x+4).2 =0\\<=>(x^{2} +2x+4)(x-2)=0\\<=>x^3-8=0 \\<=>x^3=8\\<=>x^3=2^3\\<=>x=2[/tex]

ok done. Thank to me :>

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