$(2/3)^3 =$ $(3/2)^{-7} = (2/3)^7 = $

$(1/4)^{-3} \times (1/3)^{-3} = (1/12)^{-3} = 12^3 = $ $(1/3)^{-3} = $

$(1/3)^2 \times 3^2 = $ $(1/4)^2 \times 4^2 = $

$8^9 / 4^9 = (8/4)^9 = 2^9 = $