(-0.25)^11×（-2）^24=?3Q
问题描述：
(-0.25)^11×（-2）^24=?3Q
答
(-0.25)^11×（-2）^24
=(-0.25)^11×[(-2)^2]^12
=(-0.25)^11×4^12
=[(-0.25)×4]^11×4
=[-1]^11×4
=-1×4
=-4