Question

(MACK SP) O VALOR DE X NA EQUAÇÃO (RAIZ DE 3/9) ^2X-2 = 1/27

Answer 1

$(\sqrt{\dfrac39})^2x-2=\dfrac{1}{27}\\\\\dfrac39x-2=\dfrac{1}{27}\\\\\dfrac9{27}x-\dfrac{54}{27}=\dfrac{1}{27}\\\\9x-54=1\\\\9x=55\\\\x=\dfrac{55}{9}$