Question

数学因式分解题

1 （A-B)(X-Y)(X-2Y)-(B-A)(Y-X)(3X-4Y)
2 X的平方×（Y-1)+1-Y
3 -3X的7次方+24X的5次方-48X的3次方

Answer 1

1, -2(a-b)(x-y)^2
2, (y-1)(x+1)(x-1)
3 -3x^3(x+2)^2(x-2)^2

Answer 2

2(B-A)(X-Y)^2
(Y-1)(X+1)(X-1)
-3(X^3)×(X+2)^2×(X-2)^2