Вычислите:
[tex] \frac{2log _{2} \frac{1}{6}-log _{2} \frac{1}{9} }{log _{2} 256} [/tex]

log2(256) = 82log2(1/6) = log2(1/6) + log2(1/6) = log2(1/36)log2(1/36) - log2(1/9) = log2(1/36 : 1/9) = log2(9/36) = log2(1/4) = -2-2/8 = -1/4 = -0.25Ответ: -0.25