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Aifbakakdb
a fost răspuns

Rezolvati in multimea numerelor reale ecuatia : 2 la puterea 3-x =1 supra 4

Răspuns :

MadalinaMadutaa
[tex]2^3-x= \frac{1}{4} \\\\ 8-x= \frac{1}{4} \\\\ x=8- \frac{1}{4} \\\\ x= \frac{32-1}{4}\\\\ x= \frac{31}{4} [/tex]
AnelisseBrainly
2³-x=1/4;
8-x=1/4;
Aducem la același numitor.
32-4x=1;
4x=32-1;
4x=31;
x=31/4;

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