0.125^2×0.5^3×0.25^4=多少

0.125^2×0.5^3×0.25^4
=0.5^6×0.5^3×0.5^8
=0.5^(6+3+8)
=0.5^17

0.125^2×0.5^3×0.25^4
=((0.5)^3)^2×0.5^3×(0.5^2)^4
=(0.5)^6×(0.5)^3×(0.5)^8
=0.5^(6+3+8)
=0.5^17
=1/131072
=0.00000762939453125