[(2xy^3)^2÷(3x)]·[8xy÷(4xy)],其中x=1000,y=-1
问题描述:
[(2xy^3)^2÷(3x)]·[8xy÷(4xy)],其中x=1000,y=-1
答
x=1000,y=-1
[(2xy^3)^2÷(3x)]·[8xy÷(4xy)]
= [4x^2y^6÷(3x)] * 2
= 8xy^6÷3
= 8*1000*(-1)^6÷3
= 8000/3