pakai cara terima kasih!

=(2/5)^3 x (3/2)^4 x (3/5)^-5
= pangkat kita selesaikan dulu,
= 3+4-5= 2
= 2/5 x 3/2 x 3/5
= 18/50^2
= 18x18/50x50
= √324/2500
=18/25