（0.25）^2×4^3
问题描述：
（0.25）^2×4^3
答
（0.25）^2×4^3
=0.25²×4²×4
=(0.25×4)²×4
=1²×4
=4
答
（0.25）^2×4^3
=（0.25）^2×4^2*4
=(0.25*4)^2*4
=1*4
=4