计算题 (-4⼀3x^2y^2)(3⼀4x^2+xy-2⼀5y^2)

2025-04-13 14:03:06
推荐回答(2个)
回答1:

(-4/3x^2y^2)(3/4x^2+xy-2/5y^2)
=-x^4y^2-4/3x^3y^3+8/15x^4y^4

回答2:

ax+a-1=0
(x-a+1)(x-1)=0