Thực hiện nhân, chia các phép tính: (x/x^2 -36 - x-6/x^2 +6x) : 2x-6/ x^2 +6x + x/6-x
Giải thích
xx2−36−x−6x2+6x:2x−6x2+6x+x6−x=x2−x−62x−6x+6x.xx+62x−3−xx−6=x−x+6x+x−6x−6.2.x−3−xx−6=6.2.x−32x−3x−6−xx−6=6x−6−xx−6=6−xx−6=−1
xx2−36−x−6x2+6x:2x−6x2+6x+x6−x=x2−x−62x−6x+6x.xx+62x−3−xx−6=x−x+6x+x−6x−6.2.x−3−xx−6=6.2.x−32x−3x−6−xx−6=6x−6−xx−6=6−xx−6=−1