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Daca 3x²/64=27/4,atunci valorile reale ale lui x sunt: A){-12;12} B){-6;6) C){-4;4} D){-3:3)​

Răspuns :

Dianageorgiana794

Răspuns:

[tex]\frac{3x^2}{64} =\frac{27}{4} \\\\4*3x^2=64*27\\\\12x^2=1728\\\\x^2=1728:12= > x^2=144= > x=\sqrt{144} = > x=+12;-12\\\\raspuns-A[/tex]