Question

log1/3 (x+2) = -1 срочнооо

Answer 1

$\log_\frac{1}{3}(x+2)=-1\\\log_\frac{1}{3}(x+2)=-1;x>-2\\x+2=(\frac{1}{3})^-^1\\x+2=3\\x=3-2\\x=1;x>-2\\x=1$