5×(5^2)^-1/2=5×5^-1=5^0=5
3^2/4×(3^3)^-1/3=3^2/4 ×3^-1=3^-1/2
(2^4)^3/4×(2^3)^-2(1/3) ×(2^2)^5(2/3)=2^3×2^-17/3×2^32/3=2^3×2^5=2^8=256
7×(7^2)^-1/2=7×7^-1=7^0=7
2^3/6×(2^4) ^-1/4=2^1/2×2^-1=2^-1,2
(2^3) ^7/3×(2^4)^-19/6×(2^2)^41/13=2^19/3×2^-73/6×2^77/12=2^7/12