10x(x-y)-8y(y-x) giúp mink vs mn ơi ko spma Question 10x(x-y)-8y(y-x) giúp mink vs mn ơi ko spma in progress 0 Môn Toán Kiệt Gia 4 years 2020-10-30T16:36:01+00:00 2020-10-30T16:36:01+00:00 2 Answers 160 views 0
Answers ( )
Đáp án:
Giải thích các bước giải:
`10x(x-y)-8y(y-x)`
`=2.5.x.(x-y)+2.4.y.(x-y)`
`=2(x-y)(5x+4y)`
`(10x-8y)(y-x)`
`=2(5x-4y)(y-x)`