化简求值,(写出化简过程)(41-5)^2-2(41+5)(41-5)+(41+5)^2
问题描述:
化简求值,(写出化简过程)
(41-5)^2-2(41+5)(41-5)+(41+5)^2
答
(41-5)^2-2(41+5)(41-5)+(41+5)^2
=[(41-5)-(41+5)]^2
=[41-5-41-5]²
=[-10]²
=100
答
(41-5)²-2(41+5)(41-5)+(41+5)²
=[(41-5)-(41+5)]²
=(41-5-41-5)²
=(-10)²
=100