Question

sa se demonstreze ca nr A=(√11)^log 12 144+ log2 32-(1/3)^-2 este nr natural

Answer 1

$\sqrt{11} ^{ log_{12}144 } + log_{2}32- ( \frac{1}{3}) ^{-2}= \sqrt{(11)^2} + log_{2}2^5-3^2=11+5-9=7$